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
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
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 `
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)`
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)`
Description : A metal salt solution gives a yellow precipitate with silver nitrate. The precipitate dissolves in dilute nitric acid as well as in ammonium hydroxide
Last Answer : A metal salt solution gives a yellow precipitate with silver nitrate. The precipitate dissolves in dilute nitric acid as ... (3-)` D. `SO_(4)^(2-)`
Description : Which of the following compounds will react with ammoniacal silver nitrate? (a) 1-Butene (b) 1-Butyne (c) 2-Butene (d) 2-Butyne
Description : Which of the following compounds reacts with ammoniacal cuprous chloride to give a precipitate? (a) 1-Butene (b) 1-Butyne (c) 2-Butene (d) 2-Butyne
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)
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^(-)`
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-)`
Description : In calcium ammonium nitrate (CAN) fertiliser (A) Nitrate nitrogen is quick acting (B) Ammoniacal nitrogen is quick acting (C) Nitrate nitrogen is slower acting (D) None of these
Last Answer : (A) Nitrate nitrogen is quick acting
Description : Pick out the wrong statement. (A) Nitrogen is normally supplied in fertiliser either in Ammoniacal or the nitrate form, from which the soil takes it up in the form of ammonium ions ornitrate ... nitrate fertiliser is obtained as a by-product in an integrated steel plant having by-product coke ovens
Last Answer : (D) Ammonium nitrate fertiliser is obtained as a by-product in an integrated steel plant having by-product coke ovens
Description : Silver nitrate solution is kept in brown bottles in laboratory because (1) it reacts with ordinary white bottles (2) brown bottles stops the passage of light through it (3) brown bottles do not react with it (4) brown bottles react with it
Last Answer : brown bottles stops the passage of light through it
Description : What is the precipitate formed between barium nitrate and potassium phosphate?
Last Answer : The precipitate is barium phosphate - Ba3(PO4)2, very low soluble in water.
Description : What do you observe when ethyne is passed through ammoniacal cuprous chloride solution?
Last Answer : A red-brown precipitate of copper acetylide is formed.
Description : Ammonia present in the coke oven gas is removed by washing with (A) Caustic solution (B) Dilute ammoniacal liquor (C) Dilute HCl (D) Ethanolamine
Last Answer : (B) Dilute ammoniacal liquor
Description : Nitrogen present in the flue gas is determined in the Orsat apparatus by absorbing it in (A) KOH (B) Ammoniacal cuprous chloride (C) Pyrogallol solution (D) None of these
Last Answer : (D) None of these
Description : Flushing liquor used for cooling coke oven gas constitutes of (A) Ammoniacal liquor (B) K2CO3 solution (C) Dilute H2SO4 (D) Dilute HCl
Last Answer : (A) Ammoniacal liquor
Description : Aldehydes can be distinguished from ketones by using (a) Ammoniacal AgNO3 solution (b) Phenylhydrazine (c) Saturated NaHSO3 solution (d) Thionyl chloride
Last Answer : Ammoniacal AgNO3 solution
Description : Which of the following compounds does not react with ammoniacal AgNO3 solution? (a) Acetylene (b) 1-Butyne (c) Propyne (d) 2-Butyne
Last Answer : 2-Butyne
Description : `Na_(2)CO_(3),NaCl, NaNO_(2),Na_(2)SO_(3),NaBr,CH_(3)CO O Na` are separately treated with `AgNO_(3)` solution. In how many cases white precipitate is/
Last Answer : `Na_(2)CO_(3),NaCl, NaNO_(2),Na_(2)SO_(3),NaBr,CH_(3)CO O Na` are separately ... solution. In how many cases white precipitate is/are obtained.
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-)`
Description : Assertion: A white precipitate is obtained when an aq solution of sodium thiosuphate is treated with `AgNO_(3)` solution and if the precipitate is hea
Last Answer : Assertion: A white precipitate is obtained when an aq solution of sodium thiosuphate is treated with ... I is not correct and Statement-II is correct
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
Description : (a) Write one example for each of decomposion reaction carried out with help of (i) Electricity (ii) Heat (iii) Light (b) Which of the following statements is correct and why copper can displace silver from silver nitrate and silver can displace copper from copper sulphate solution. -Chemistry
Last Answer : Thi is the Answer:
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.
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.
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.
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.
Description : silver nitrate is added to a solution of sodium chloride?
Last Answer : A solution of silver nitrate is added to a solution of sodium chloride, it produces a white insoluble precipitate of silver chloride. AgNO3 (aq)+NaCl(aq)→AgCl(ppt)+NaNO3 (aq)
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.
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)
Description : Which of the following carbohydrates will not give a red precipitate of Cu2O when heated with Benedict's solution? (a) Maltose (b) Glucose (c) Sucrose (d) Fructose
Last Answer : Sucrose
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
Description : Which of the following compounds will give a white precipitate with alcoholic AgNO3? (a) Vinylbenzene (b) Chlorobenzene (c) Vinyl chloride (d) Allyl chloride
Last Answer : Allyl chloride
Description : Which of the following compounds will not give a white precipitate with alcoholic AgNO3. (a) Bromobenzene (b) 1-Bromopropane (c) Ethyl bromide (d) 2-Bromopropane
Last Answer : Bromobenzene
Description : _______ sediments originate from elements in seawater that precipitate out of solution. -General Knowledge
Last Answer : Hydrogenous sediments originate from elements in seawater that precipitate out of solution.
Description : What concentration of `Ag^(+)` ions will be in equilibrium with a saturated solution containing a precipitate of `Ag_(2)CrO_(4) and CrO_(4)`-ion conce
Last Answer : What concentration of `Ag^(+)` ions will be in equilibrium with a saturated solution containing a precipitate of ... D. `5.9xx10^(-6)` moles per litre
Description : The reagment (s) that can selectively precipitate `S^(2-)` from a mixture of `S^(2-)` and `SO_(4)^(2-)` in aqueous solution is (are)
Last Answer : The reagment (s) that can selectively precipitate `S^(2-)` from a mixture of `S^(2-)` and `SO_(4)^(2-)` in ... 3))_(2)` D. `Na_(2)[Fe(CN)_(5)NO]`
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)`
Description : A colouless solution of a compound gives a precipitate with `AgNO_(3)` solution but no precipitate with a solution of `Na_(2)CO_(3)`. The action of co
Last Answer : A colouless solution of a compound gives a precipitate with `AgNO_(3)` solution but no precipitate with a solution ... `CaCl_(2)` C. `Nal` D. `NaBr`
Description : What volume (in mL) of 0.25M NaSO4 solution is needed to precipitate all the barium as BaSO4(s) from 12.5mL of 0.15M Ba(NO3)2 solution?
Last Answer : The chemical equation is:Ba(NO3)2 + Na2SO4 = BaSO4 + 2 NaNO3The volume (in mL) of 0,25M Na2SO4 solution needed to precipitate all the barium as BaSO4(s) from 12,5mL of 0,15M Ba(NO3)2 solution is 7,5 mL.
Description : Acetaldehyde on treatment with Fehling's solution gives a precipitate of (a) Cu (b) Cu2O (c) CuO (d) None of these
Last Answer : Cu2O
Description : In Orsat's apparatus, ammoniacal cuprous chloride is used for selectivity absorbing (A) CO (B) CO2 (C) O2 (D) H2O
Last Answer : (A) CO
Description : Orsat apparatus is meant for (A) Gravimetric analysis of flue gas (B) Finding out combustion efficiency (C) Direct determination of nitrogen in flue gas by absorbing it in ammoniacal cuprous chloride (D) None of these
Description : Compound (A) `C_(8)H_(9)Br`, gives a white precipitate when warmed with alcoholic `AgNO_(3)`. Oxidation of (A) gives an acid (B),`C_(8)H_(6)O_(4)`. (B
Last Answer : Compound (A) `C_(8)H_(9)Br`, gives a white precipitate when warmed with alcoholic `AgNO_(3)`. Oxidation of ... . Identify the compound (A) A. B. C. D.
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-)`
Description : Which of the following reagents turns white precipitate of AgCl yellow ?
Last Answer : Which of the following reagents turns white precipitate of AgCl yellow ? A. `NaNO_(3)` B. `Na_(3)AsO_(3)` C. `Na_(3)AsO_(4)` D. NaCN
Description : Is silver nitrate a reactant or product?
Last Answer : product