A metal salt solution gives a yellow precipitate with silver nitrate. The precipitate dissolves in dilute nitric acid as well as in ammonium hydroxide

A metal salt solution gives a yellow precipitate with silver nitrate. The precipitate dissolves in dilute nitric acid as well as in ammonium hydroxide
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A metal salt solution gives a yellow precipitate with silver nitrate. The precipitate dissolves in dilute nitric acid as ... (3-)` D. `SO_(4)^(2-)`
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Silver nitrate solution when added to a colorless aqueous solution E forms a white precipitate which dissolves in excess of E. If the white precipitat

Description : Silver nitrate solution when added to a colorless aqueous solution E forms a white precipitate which dissolves in excess of E. If the white precipitat

Last Answer : Silver nitrate solution when added to a colorless aqueous solution E forms a white precipitate which dissolves in excess ... SO_(3)` D. `Na_(2)SO_(4)`

A compound, C4H6, reacts with bromine and forms a white precipitate with ammoniacal silver nitrate solution. It reacts with dilute H2SO4 in the presence of mercuric sulfate to form 2-butanone. The compound could be (a) 1-Butyne (b) 1-Butene (c) 2-Butyne (d) 2-Butene

Description : A compound, C4H6, reacts with bromine and forms a white precipitate with ammoniacal silver nitrate solution. It reacts with dilute H2SO4 in the presence of mercuric sulfate to form 2-butanone. The compound could be (a) 1-Butyne (b) 1-Butene (c) 2-Butyne (d) 2-Butene

Last Answer : 1-Butyne

Write the molecular formulae of: 1. Copper oxide 2. Iron (III) chloride 3. Sodium hydroxide 4. Iron (II) sulphide 5. Lead (II) oxide 6. Hydrogen nitrate (nitric acid) 7. Hydrogen sulphate (sulphuric acid) 8. Calcium hydroxide 9. Magnesium carbonate 10.Ammonium carbonate

Description : Write the molecular formulae of: 1. Copper oxide 2. Iron (III) chloride 3. Sodium hydroxide 4. Iron (II) sulphide 5. Lead (II) oxide 6. Hydrogen nitrate (nitric ... Hydrogen sulphate (sulphuric acid) 8. Calcium hydroxide 9. Magnesium carbonate 10.Ammonium carbonate

Last Answer : 1. Copper oxide - CuO 2. Iron (III) chloride - FeCl3 3. Sodium hydroxide - NaOH 4. Iron (II) sulphide - FeS 5. Lead (II) oxide - PbO 6. Hydrogen nitrate (nitric acid) - HNO3 7. ... ) - H2SO4 8. Calcium hydroxide - Ca(OH)2 9. Magnesium carbonate - MgCO3 10.Ammonium carbonate - (NH4)2CO3

What happens when? a) A cleaned iron plate or iron nail is kept in 10g of copper sulphate solution. b) A pinch of mercuric oxide is kept in a test tube. c)A small crystal of silver nitrate is dissolved in distilled water and a drop of ammonium hydroxide & a pinch of glucose powder are added.

Description : What happens when? a) A cleaned iron plate or iron nail is kept in 10g of copper sulphate solution. b) A pinch of mercuric oxide is kept in a test tube. c)A small crystal of silver nitrate is dissolved in distilled water and a drop of ammonium hydroxide & a pinch of glucose powder are added.

Last Answer : a) A cleaned iron plate or iron nail is kept in 10g of copper sulphate solution. After a few hours a coating of copper is seen on iron nail/plate. It is based on displacement reaction. ... on the inner walls of the test tube. Aldehyde group in glucose reduced silver nitrate to metallic silver.

A white sodium salt dissolves readily in water to give a solution which is neutral to litmus. When silver nitrate solution is added to the aforementio

Description : A white sodium salt dissolves readily in water to give a solution which is neutral to litmus. When silver nitrate solution is added to the aforementio

Last Answer : A white sodium salt dissolves readily in water to give a solution which is neutral to litmus. When silver nitrate solution ... . `S^(2-)` D. `Cl^(-)`

A white sodium salt dissolves readily in water to give a solution which is neutral to litmus. When silver nitrate solution is added to the solution, a

Description : A white sodium salt dissolves readily in water to give a solution which is neutral to litmus. When silver nitrate solution is added to the solution, a

Last Answer : A white sodium salt dissolves readily in water to give a solution which is neutral to litmus. When silver nitrate solution ... (3)^(2-)` D. `S^(2-)`

A salt solution of `Cd^(2+)` in dilute HCl, on treatment with a solution of `BaCl_(2)` gives a white precipitate, which is insoluble in concentrated `

Description : A salt solution of `Cd^(2+)` in dilute HCl, on treatment with a solution of `BaCl_(2)` gives a white precipitate, which is insoluble in concentrated `

Last Answer : A salt solution of `Cd^(2+)` in dilute HCl, on treatment with a solution of `BaCl_(2)` gives a white precipitate, ... C. `NO_(2)^(-)` D. `S^(2-)`

A gas X is passed through water to form a saturated solution. The aqueous solution on treatment with silver nitrate gives a white precipitate. The sat

Description : A gas X is passed through water to form a saturated solution. The aqueous solution on treatment with silver nitrate gives a white precipitate. The sat

Last Answer : A gas X is passed through water to form a saturated solution. The aqueous solution on treatment with silver nitrate ... (D) X = `H_2`, Y = `Cl_2 `

A gas X is passed through water to form a saturated solution. The aqueous solution on treatment with silver nitrate gives a white precipitate. The sat

Description : A gas X is passed through water to form a saturated solution. The aqueous solution on treatment with silver nitrate gives a white precipitate. The sat

Last Answer : A gas X is passed through water to form a saturated solution. The aqueous solution on treatment with silver nitrate gives ... ` D. `X=H_(2), Y=Cl_(2)`

10.(a) An ore on treatment with dilute hydrochloric acid produces brisk effervesces. What type of ore is this? What steps will be required to obtain metal from the enriched ore. , (b) Copper coin is kept immersed in silver nitrate solution for some time. What change will take place in coin and colour of the solution ? Write balanced chemical equation of the reaction involved. -Chemistry

Description : 10.(a) An ore on treatment with dilute hydrochloric acid produces brisk effervesces. What type of ore is this? What steps will be required to obtain metal from the enriched ore. , (b) ... in coin and colour of the solution ? Write balanced chemical equation of the reaction involved. -Chemistry

Last Answer : (a) Carbonate ore: (i) Calcination: Carbonate ore is heated in limited supply of air and oxide is obtained, e.g. (b) Copper, being more reactive than silver will displace silver from silver nitrate ... and there will be deposition of silver on copper coin. The colour of solution will turn to blue.

Which one of the following compounds will (a) decolorizes dilute cold KMnO4 ; (b) decolorizes bromine water ; and (c) gives a white precipitate with ammoniacal AgNO3 solution. (a) 1-Hexene (b) 1-Hexyne (c) 2-Hexene (d) 2-Hexyne

Description : Which one of the following compounds will (a) decolorizes dilute cold KMnO4 ; (b) decolorizes bromine water ; and (c) gives a white precipitate with ammoniacal AgNO3 solution. (a) 1-Hexene (b) 1-Hexyne (c) 2-Hexene (d) 2-Hexyne

Last Answer : 1-Hexyne

Which of the following will not give white precipitate with ammoniacal silver nitrate solution ?

Description : Which of the following will not give white precipitate with ammoniacal silver nitrate solution ?

Last Answer : Which of the following will not give white precipitate with ammoniacal silver nitrate solution ? A. `CH_(3)-C-=C-CH_(3)` B. C. D.

Which of the following alcohols will give a yellow precipitate of iodoform with iodine and dilute NaOH solution? (a) 1-Propanol (b) 2-Propanol (c) 1-Butanol (d) 2-Methyl-2-propanol

Description : Which of the following alcohols will give a yellow precipitate of iodoform with iodine and dilute NaOH solution? (a) 1-Propanol (b) 2-Propanol (c) 1-Butanol (d) 2-Methyl-2-propanol

Last Answer : 2-Propanol

Neutraliser tank used for reacting nitric acid with ammonia for the production of ammonium nitrate is made of (A) Aluminium (B) Stainless steel (C) High silicon (14%) iron (D) Copper

Description : Neutraliser tank used for reacting nitric acid with ammonia for the production of ammonium nitrate is made of (A) Aluminium (B) Stainless steel (C) High silicon (14%) iron (D) Copper

Last Answer : (B) Stainless steel

Urea (a nitrogenous fertiliser) is produced from carbon dioxide and (A) Nitric acid (B) Ammonia (C) Ammonium nitrate (D) Nitric oxide

Description : Urea (a nitrogenous fertiliser) is produced from carbon dioxide and (A) Nitric acid (B) Ammonia (C) Ammonium nitrate (D) Nitric oxide

Last Answer : (B) Ammonia

Vapor phase reaction of ammonia & nitric acid to produce ammonium nitrate is termed as the __________ process. (A) Haber's (B) Stengel (C) Le-chatelier's (D) Du-pont's

Description : Vapor phase reaction of ammonia & nitric acid to produce ammonium nitrate is termed as the __________ process. (A) Haber's (B) Stengel (C) Le-chatelier's (D) Du-pont's

Last Answer : (B) Stengel

Neutralisation of nitric acid with ammonia to produce ammonium nitrate is a/an __________ reaction. (A) Catalytic (B) Endothermic (C) Exothermic (D) Autocatalytic

Description : Neutralisation of nitric acid with ammonia to produce ammonium nitrate is a/an __________ reaction. (A) Catalytic (B) Endothermic (C) Exothermic (D) Autocatalytic

Last Answer : (C) Exothermic

Montecatini process is used for the manufacture of (A) Nitric acid (B) Phosphoric acid (C) Urea (D) Calcium ammonium nitrate (CAN)

Description : Montecatini process is used for the manufacture of (A) Nitric acid (B) Phosphoric acid (C) Urea (D) Calcium ammonium nitrate (CAN)

Last Answer : (C) Urea

Nitrolime is (A) Calcium nitrate (B) Calcium ammonium nitrate (C) A mixture of nitric acid and lime (D) A mixture of ammonium nitrate and calcium nitrate

Description : Nitrolime is (A) Calcium nitrate (B) Calcium ammonium nitrate (C) A mixture of nitric acid and lime (D) A mixture of ammonium nitrate and calcium nitrate

Last Answer : (B) Calcium ammonium nitrate

Nitro-glycerine absorbed in wood flour, sodium nitrate or ammonium nitrate is commercially used as controlled explosive called dynamite. The raw material used for its manufacture are glycerine, nitric acid and (A) Sulphuric acid (B) Phosphoric acid (C) Hydrochloric acid (D) Hydrofluoric acid

Description : Nitro-glycerine absorbed in wood flour, sodium nitrate or ammonium nitrate is commercially used as controlled explosive called dynamite. The raw material used for its manufacture are glycerine, nitric acid and (A) Sulphuric acid (B) Phosphoric acid (C) Hydrochloric acid (D) Hydrofluoric acid

Last Answer : (A) Sulphuric acid

When a mixture containing phosphate is heated with conc. `HNO_(3)` and ammonium molybdated solution, a canary yellow precipitate is formed . The formu

Description : When a mixture containing phosphate is heated with conc. `HNO_(3)` and ammonium molybdated solution, a canary yellow precipitate is formed . The formu

Last Answer : When a mixture containing phosphate is heated with conc. `HNO_(3)` and ammonium molybdated solution, a canary yellow ... PO_(4). (NH_(4))_(2)MO_(4)`

Which of the following hydrogen halides react with `AgNO_3` to give a precipitate that dissolves in hypo solution ? (I)HCl (II)HF (III)HI (IV)HBr

Description : Which of the following hydrogen halides react with `AgNO_3` to give a precipitate that dissolves in hypo solution ? (I)HCl (II)HF (III)HI (IV)HBr

Last Answer : Which of the following hydrogen halides react with `AgNO_3` to give a precipitate that dissolves in hypo solution ? (I) ... II),(I) D. (II),(IV),(III)

An organic compound containing one oxygen gives red colour with cerric ammonium nitrate solution , decolourise alkaline `KMnO_(4)` , respond iodoform

Description : An organic compound containing one oxygen gives red colour with cerric ammonium nitrate solution , decolourise alkaline `KMnO_(4)` , respond iodoform

Last Answer : An organic compound containing one oxygen gives red colour with cerric ammonium nitrate solution , decolourise alkaline ... underset(||)(O)-CH_(3)` D.

What precipitate is formed from copper chloride and silver nitrate?

Description : What precipitate is formed from copper chloride and silver nitrate?

Last Answer : Silver chloride is the precipitate in this reaction.CuCl(aq) + AgNO3(aq)-->CuNO3(aq) + AgCl(s)

A metal carbonate X on reacting with an acid gives a gas which when passed through a solution Y gives carbonate back..Identify X and Y. (a) X is sodium carbonate and Y is Sodium hydroxide (b) X is Calcium carbonate and Y is calcium hydroxide (c ) X is Potassium carbonate and Y is Potassium hydroxide. (d) None of above

Description : A metal carbonate X on reacting with an acid gives a gas which when passed through a solution Y gives carbonate back..Identify X and Y. (a) X is sodium carbonate and Y is Sodium hydroxide (b) X ... Y is calcium hydroxide (c ) X is Potassium carbonate and Y is Potassium hydroxide. (d) None of above

Last Answer : (b) X is Calcium carbonate and Y is calcium hydroxide

A cationic complex has two isomers A & B. Each has one Co3+, five NH3 , one Br and one SO4 2 . A gives a white precipitate with BaCl2 solution while B gives a yellow precipitate with AgNO3 solution. (a) What are the possible structures of the complexes A and B ? (a) Will the two complexes have same colour ?

Description : A cationic complex has two isomers A & B. Each has one Co3+, five NH3 , one Br and one SO4 2 . A gives a white precipitate with BaCl2 solution while B gives a yellow precipitate with AgNO3 ... are the possible structures of the complexes A and B ? (a) Will the two complexes have same colour ?

Last Answer : (a) [CO (NH3 ) 5 Br] SO4 and [CO (NH3 ) 5 SO4 ] Br  (b) NO

An aqueous solution turns red litmus solution blue. Excess addition of which of the following solution would reverse the change? (a) Baking powder (b) Lime (c) Ammonium hydroxide solution (d) Hydrochloric acid

Description : An aqueous solution turns red litmus solution blue. Excess addition of which of the following solution would reverse the change? (a) Baking powder (b) Lime (c) Ammonium hydroxide solution (d) Hydrochloric acid

Last Answer : (d) Hydrochloric acid

Which of the following compounds yields a yellow precipitate when warmed with a mixture of iodine in aqueous sodium hydroxide? (a) Acetophenone (b) Benzaldehyde(c) Benzophenone(d) Propanal

Description : Which of the following compounds yields a yellow precipitate when warmed with a mixture of iodine in aqueous sodium hydroxide? (a) Acetophenone (b) Benzaldehyde (c) Benzophenone (d) Propanal

Last Answer : Acetophenone

Shravani was performing inorganic qualitative analysis of a salt. To an aqueous solution of that salt, she added silver nitrate.

Description : Shravani was performing inorganic qualitative analysis of a salt. To an aqueous solution of that salt, she added silver nitrate.

Last Answer : Shravani was performing inorganic qualitative analysis of a salt. To an aqueous solution ... observations and write the chemical reactions involved.

The scientific name for common salt is - (1) Sodium hydroxide (2) Sodium chloride (3) Ammonium chloride (4) Sodium hydrogencarbonate

Description : The scientific name for common salt is - (1) Sodium hydroxide (2) Sodium chloride (3) Ammonium chloride (4) Sodium hydrogencarbonate

Last Answer : (2) Sodium chloride Explanation: Common salt is known as sodium chloride. It is an important raw material for various materials of daily use, such as sodium hydroxide, baking soda, washing soda etc.

Gold dissolves in – (1) Hydrochloric acid (2) Nitric acid (3) Aqua-regia (4) Acetic acid

Description : Gold dissolves in – (1) Hydrochloric acid (2) Nitric acid (3) Aqua-regia (4) Acetic acid

Last Answer : (3) Aqua-regia Explanation: Aqua regia or nitro-hydrochloric acid is a highly corrosive mixture of acids, a fuming yellow or red solution. It was named so because it can dissolve the so-called royal or noble metals, gold and platinum.

Gold dissolves in (1) Hydrochloric acid (2) Nitric acid (3) Aqua-regia (4) Acetic acid

Description : Gold dissolves in (1) Hydrochloric acid (2) Nitric acid (3) Aqua-regia (4) Acetic acid

Last Answer : Aqua-regia

Which of the following chemicals is used in photography? (1) Aluminium hydroxide (2) Silver bromide (3) Potassium nitrate (4) Sodium chloride

Description : Which of the following chemicals is used in photography? (1) Aluminium hydroxide (2) Silver bromide (3) Potassium nitrate (4) Sodium chloride

Last Answer : (2) Silver bromide Explanation: Silver bromide (AOBr), a soil , pale-yellow, water insoluble salt well known (along with other silver hali(les) for its unusual sensitivity to light:. This ... making the Shroud of Turin. The salt can be found naturally as the mineral bromargyrite (bromyrite).

Which of the following chemicals is used in photography ? (1) Aluminium hydroxide (2) Silver bromide (3) Potassium nitrate (4) Sodium chloride

Description : Which of the following chemicals is used in photography ? (1) Aluminium hydroxide (2) Silver bromide (3) Potassium nitrate (4) Sodium chloride

Last Answer : Silver bromide

Which of the following is the main compound of voter ink? (1) Silver nitrate (2) Ammonium Chloride (3) Silver Chloride (4) Ammonium Nitrate

Description : Which of the following is the main compound of voter ink? (1) Silver nitrate (2) Ammonium Chloride (3) Silver Chloride (4) Ammonium Nitrate

Last Answer : (1) Silver nitrate Explanation: The chemical used in voting inks is silver nitrate. Silver nitrate is preferred because it is soluble in water, and makes an inky black solution. When put on ... Paints and Varnish Limited in Karnataka is only company in India authorised to produce the indelible ink.

Which of the following is the main compound of voter ink? (1) Silver nitrate (2) Ammonium Chloride (3) Silver Chloride (4) Ammonium Nitrate

Description : Which of the following is the main compound of voter ink? (1) Silver nitrate (2) Ammonium Chloride (3) Silver Chloride (4) Ammonium Nitrate

Last Answer : Silver nitrate

The chemical name of 'Common salt' is (1) Sodium chloride (2) Sodium nitrate (3) Ammonium chloride (4) Calcium chloride

Description : The chemical name of 'Common salt' is (1) Sodium chloride (2) Sodium nitrate (3) Ammonium chloride (4) Calcium chloride

Last Answer : (1) Sodium chloride Explanation: Sodium chloride, also known as salt, common salt, table salt or halite, is an ionic compound with the formula NaCl, representing equal proportions of sodium and ... each ion is surrounded by six ions of, the opposite charge as expected on electrostatic grounds.

The chemical name of ‘Common salt’ is (1) Sodium chloride (2) Sodium nitrate (3) Ammonium chloride (4) Calcium chloride

Description : The chemical name of ‘Common salt’ is (1) Sodium chloride (2) Sodium nitrate (3) Ammonium chloride (4) Calcium chloride

Last Answer : Sodium chloride

When chlorine reacts with cold and dilute solution of sodium hydroxide, the products obtained are

Description : When chlorine reacts with cold and dilute solution of sodium hydroxide, the products obtained are

Last Answer : When chlorine reacts with cold and dilute solution of sodium hydroxide, the products obtained are A. (1) `ClO_2^ ... ClO_2^-` D. `ClO^-` and `ClO_3^-`

In flue gas analysis by Orsat's apparatus, carbon dioxide is absorbed by (A) Potassium hydroxide (B) Dilute potassium carbonate (C) Cuprous chloride (D) Alkaline pyrogallol solution

Description : In flue gas analysis by Orsat's apparatus, carbon dioxide is absorbed by (A) Potassium hydroxide (B) Dilute potassium carbonate (C) Cuprous chloride (D) Alkaline pyrogallol solution

Last Answer : (A) Potassium hydroxide

In a solution of silver nitrate, a copper plate was dipped. After some time, silver from the solution was deposited on the copper plate. Which metal is more reactive – copper or silver?

Description : In a solution of silver nitrate, a copper plate was dipped. After some time, silver from the solution was deposited on the copper plate. Which metal is more reactive – copper or silver?

Last Answer : More reactive metal displaces a less reactive metal. Hence copper metal is more reactive.

A mixture of two organic compound gives red coloured precipitate with cuprous chloride and silver mirror on heating with Zn and `NH_(4)Cl` followed by

Description : A mixture of two organic compound gives red coloured precipitate with cuprous chloride and silver mirror on heating with Zn and `NH_(4)Cl` followed by

Last Answer : A mixture of two organic compound gives red coloured precipitate with cuprous chloride and silver mirror on heating ... mixture contains : A. B. C. D.

A sodium salt on treatment with `MgCl_(2)` gives white precipitate only on heating. The anion of the sodium salt is

Description : A sodium salt on treatment with `MgCl_(2)` gives white precipitate only on heating. The anion of the sodium salt is

Last Answer : A sodium salt on treatment with `MgCl_(2)` gives white precipitate only on heating. The anion of the sodium salt is A ... NO_(3)^(-)` D. `SO_(4)^(2-)`

If a student dissolves powdered sugar in a water in a beaker the student then places a strip of silver in the beaker what is the solute in this solution?

Description : If a student dissolves powdered sugar in a water in a beaker the student then places a strip of silver in the beaker what is the solute in this solution?

Last Answer : Sugar is the solute.

An egg sinks in soft water but floats in a concentrated solution of salt because – (1) Egg absorbs salt from the solution and expands (2) Albumin dissolves in salt solution and egg becomes lighter (3) The density of salt solution exceeds the density of eggs (4) Water has high surface tension

Description : An egg sinks in soft water but floats in a concentrated solution of salt because – (1) Egg absorbs salt from the solution and expands (2) Albumin dissolves in salt solution and egg becomes lighter (3) The density of salt solution exceeds the density of eggs (4) Water has high surface tension

Last Answer : (3) The density of salt solution exceeds the density of eggs Explanation: Following the density principle, the density of the egg compared to the density of the tap water is lesser (the density principle ... and that is why an egg sinks in soft water but floats in a concentrated solution of salt.

An egg sinks in soft water but floats in a concentrated solution of salt because (1) egg absorbs salt from the solution and expands (2) albumin dissolves in salt solution and egg becomes lighter (3) the density of salt solution exceeds the density of eggs (4) water has high surface tension

Description : An egg sinks in soft water but floats in a concentrated solution of salt because (1) egg absorbs salt from the solution and expands (2) albumin dissolves in salt solution and egg becomes lighter (3) the density of salt solution exceeds the density of eggs (4) water has high surface tension

Last Answer : the density of salt solution exceeds the density of eggs

The reaction of zinc with dilute and concentrated nitric acid, respectively, produce

Description : The reaction of zinc with dilute and concentrated nitric acid, respectively, produce

Last Answer : The reaction of zinc with dilute and concentrated nitric acid, respectively, produce A. `NO_(2) and NO` B. `NO and ... N_(2)O` D. `N_(2)O and NO_(2)`

The reaction of zinc with dilute and concentrated nitric acid, respectively, produce

Description : The reaction of zinc with dilute and concentrated nitric acid, respectively, produce

Last Answer : The reaction of zinc with dilute and concentrated nitric acid, respectively, produce A. `NO_(2) and NO` B. `NO and ... N_(2)O` D. `N_(2)O and NO_(2)`

What happens when gold ornament is heated with dilute nitric acid?

Description : What happens when gold ornament is heated with dilute nitric acid?

Last Answer : The copper constituent of the ornament reacts with the acid forming greenish copper nitrate solution and reddish brown fumes of nitrogen dioxide. Gold remains unaffected.

Pick out the wrong statement. (A) Yellow phosphorous which is the most reactive allotropic form of phosphorous is transported under water (B) Apatite is the principal material present in phosphate rock which is chemically Ca10 (PO4 )6 (F, Cl, OH) (C) Urea is more hygroscopic than ammonium nitrate (D) Nitrogen fixation means the process of bringing atmospheric nitrogen into combination i.e. into nitrogen compound fo

Description : Pick out the wrong statement. (A) Yellow phosphorous which is the most reactive allotropic form of phosphorous is transported under water (B) Apatite is the principal material present in ... fixation means the process of bringing atmospheric nitrogen into combination i.e. into nitrogen compound fo

Last Answer : (C) Urea is more hygroscopic than ammonium nitrate