What is the signal of Ammonium Hydroxide ?

What is the signal of Ammonium Hydroxide ?
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Answer :

: The signal for ammonium hydroxide is NH4 OH.
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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.

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 are the chemical signals of Ammonium Hydroxide ?

Description : What are the chemical signals of Ammonium Hydroxide ?

Last Answer : : Chemical signal of ammonium hydroxide NH4OH

The ammonia prepared by treating ammonium sulphate with calcium hydroxide is completely used by `"NiCl"_(2).6H_(2)O` to form a stable coordination com

Description : The ammonia prepared by treating ammonium sulphate with calcium hydroxide is completely used by `"NiCl"_(2).6H_(2)O` to form a stable coordination com

Last Answer : The ammonia prepared by treating ammonium sulphate with calcium hydroxide is completely used by `"NiCl"_(2).6H_(2)O` ... Cl = 35.5, Ca = 40, Ni = 59)

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

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-)`

What is the double replacement for ammonium chloride plus calcium hydroxide?

Description : What is the double replacement for ammonium chloride plus calcium hydroxide?

Last Answer : The chemical reaction is:2 NH4Cl + Ca(OH)2 = 2 NH4OH + CaCl2

What is the double replacement for ammonium chloride plus calcium hydroxide?

Description : What is the double replacement for ammonium chloride plus calcium hydroxide?

Last Answer : The chemical reaction is:2 NH4Cl + Ca(OH)2 = 2 NH4OH + CaCl2

What is the net ionic equation for ammonium perchlorate and potassium hydroxide?

Description : What is the net ionic equation for ammonium perchlorate and potassium hydroxide?

Last Answer : The chemical reaction is:NH4ClO4 + KOH ↔ KClO4 + NH4OH

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.

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

__________ is obtained as a by-product in the manufacture of sodium hydroxide using brine. (A) Chlorine (B) Ammonium chloride (C) Sodium carbonate (D) Sodium bi-carbonate

Description : __________ is obtained as a by-product in the manufacture of sodium hydroxide using brine. (A) Chlorine (B) Ammonium chloride (C) Sodium carbonate (D) Sodium bi-carbonate

Last Answer : (A) Chlorine

Write the use of ammonium Hydroxide

Description : Write the use of ammonium Hydroxide

Last Answer : Ammonium hydroxide used in: I. To remove grease from window panes II. To remove ink spots from clothes III. As a regent in laboratory IV. For the treatment of bee’s string

The leaching solvent used in Baeyer's process for the purification of bauxite is (A) Ammonium hydroxide (B) Sodium carbonate (C) Sodium hydroxide (D) Ammonium carbonate

Description : The leaching solvent used in Baeyer's process for the purification of bauxite is (A) Ammonium hydroxide (B) Sodium carbonate (C) Sodium hydroxide (D) Ammonium carbonate

Last Answer : Option B

What is the signal of ammonium phosphate ?

Description : What is the signal of ammonium phosphate ?

Last Answer : Ammonium phosphate signal [( NH4) 3 PO4]

What is Sodium Hydroxide ?

Description : What is Sodium Hydroxide ?

Last Answer : Sodium hydroxide is a chemical known as caustic soda. It is an inorganic compound whose chemical symbol is NaOH . It is a white solid. It is available in the market in the form of pellets , ... . Its religion is alkaline. This alkali slowly absorbs moisture and carbon dioxide ( CO2) from the air.

Another name for baking soda is : (1) Sodium bicarbonate (2) Sodium carbonate (3) Sodium sulphate (4) Sodium hydroxide

Description : Another name for baking soda is : (1) Sodium bicarbonate (2) Sodium carbonate (3) Sodium sulphate (4) Sodium hydroxide

Last Answer : (1) Sodium bicarbonate Explanation: Sodium bicarbonate (NaHCO2)is known as baking soda.

Milk of magnesia is a suspension of – (1) magnesium sulphate (2) magnesium carbonate (3) magnesium hydroxide (4) magnesium Chloride

Description : Milk of magnesia is a suspension of – (1) magnesium sulphate (2) magnesium carbonate (3) magnesium hydroxide (4) magnesium Chloride

Last Answer : (3) magnesium hydroxide Explanation: Milk of magnesia is a suspension of magnesium hydroxide due to its milk-like appearance.

The chemical name for common salt - (1) Sodium chloride (2) Sodium hydroxide (3) Sodium chlorate (4) Potasium chloride

Description : The chemical name for common salt - (1) Sodium chloride (2) Sodium hydroxide (3) Sodium chlorate (4) Potasium chloride

Last Answer : (1) Sodium chloride Explanation: Sodium chloride is also known common salt is an ionic compound with the chemical formula NaCl, representing a 1:1 ratio of sodium and chloride ions.

What is the product formed when sodium bicarbonate is heated strongly? (1) Sodium Carbonate (2) Sodium Hydroxide (3) Sodium Peroxide (4) Sodium Monoxide

Description : What is the product formed when sodium bicarbonate is heated strongly? (1) Sodium Carbonate (2) Sodium Hydroxide (3) Sodium Peroxide (4) Sodium Monoxide

Last Answer : (1) Sodium Carbonate Explanation: When sodium bicarbonate is strongly heated, it decomposes into sodium carbonate, water vapor, and carbon dioxide. Solid sodium carbonate is a white powder and is used in ... name 'baking powder'; sodium bicarbonate is used in baking under the name 'baking soda'.

An antiknock for petrol is - (1) sodium hydroxide (2) ethanol (3) sodium benzoate (4) lead tetraethyl

Description : An antiknock for petrol is - (1) sodium hydroxide (2) ethanol (3) sodium benzoate (4) lead tetraethyl

Last Answer : (4) lead tetraethyl Explanation: The organic compound that is used as an antiknock agent in petroleum is tetraethyl lead. This is a lead based organic compound.

Glass is mainly composed of - (1) Sodium silicate (2) Calcium carbonate (3) Calcium hydroxide (4) Sodium bicarbonate

Description : Glass is mainly composed of - (1) Sodium silicate (2) Calcium carbonate (3) Calcium hydroxide (4) Sodium bicarbonate

Last Answer : (1) Sodium silicate Explanation: Glass is made from silica (SiO₂) and soda lime, which react to form sodium silicate.

Acids generate: (1) Acids generate hydrogen ions. (2) Bases generate hydroxide ions. (3) Both are correct (4) Both are incorrect

Description : Acids generate: (1) Acids generate hydrogen ions. (2) Bases generate hydroxide ions. (3) Both are correct (4) Both are incorrect

Last Answer : (3) Both are correct Explanation: Acids, in presence of water, give hydrogen ions (H+). Similarly, bases generate hydroxide (OH-) ions in water.

`Milk of Magnesia' is a suspension of – (1) magnesium sulphate (2) magnesium carbonate (3) magnesium hydroxide (4) magnesium chloride

Description : `Milk of Magnesia' is a suspension of – (1) magnesium sulphate (2) magnesium carbonate (3) magnesium hydroxide (4) magnesium chloride

Last Answer : (3) magnesium hydroxide Explanation: Magnesium hydroxide is an inorganic compound with the chemical formula Mg(OH)2. As a suspension in water. it is often called milk of magnesia because of its milk-like appearance.

What product is formed when electricity is passed throughan aqueous solution of sodium chloride? (1) Sodium and water (2) Sodium oxide (3) Sodium and chlorine (4) Sodium hydroxide

Description : What product is formed when electricity is passed throughan aqueous solution of sodium chloride? (1) Sodium and water (2) Sodium oxide (3) Sodium and chlorine (4) Sodium hydroxide

Last Answer : (4) Sodium hydroxide Explanation: When electricity is passed through an aqueous solution of sodium chloride, it gives hydrogen, chlorine and sodium hydroxide as a product.

Milk of magnesia is a suspension of – (1) magnesium sulphate (2) magnesium carbonate (3) magnesium hydroxide (4) magnesium Chloride

Description : Milk of magnesia is a suspension of – (1) magnesium sulphate (2) magnesium carbonate (3) magnesium hydroxide (4) magnesium Chloride

Last Answer : (3) magnesium hydroxide Explanation: Milk of magnesia is a suspension of magnesium hydroxide due to its milk-like appearance.

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).

The common name for the com-pound having formal NaOH is – (1) Caustic soda (2) Caustic potash (3) Soda ash (4) Sodium hydroxide

Description : The common name for the com-pound having formal NaOH is – (1) Caustic soda (2) Caustic potash (3) Soda ash (4) Sodium hydroxide

Last Answer : (1) Caustic soda Explanation: Sodium hydroxide, also known as lye or caustic soda, has the molecular formula NaOH and is a highly caustic metallic base. It is a white solid available in pellets ... manufacture of pulp and paper, textiles, drinking water, soaps and detergents and as a drain cleaner.

What is "milk of magnesia" chemically? (1) Magnesium carbonate (2) Sodium bicarbonate (3) Calcium hydroxide (4) Magnesium hydroxide

Description : What is "milk of magnesia" chemically? (1) Magnesium carbonate (2) Sodium bicarbonate (3) Calcium hydroxide (4) Magnesium hydroxide

Last Answer : (4) Magnesium hydroxide Explanation: agnesium hydroxide is an inorganic compound with the chemical formula Mg(OH)2. As a suspension in water, it is often called milk of magnesia because of its milk-like appearance. The solid mineral form of magnesium hydroxide is known as brucite.

Write any three uses of Calcium Hydroxide (Slaked lime)

Description : Write any three uses of Calcium Hydroxide (Slaked lime)

Last Answer : Ans i) It is used in the preparation of mortar, a building material. (ii) It is used in white wash due to its disinfectant nature. (iii) It is used in glass making, in tanning industry, for the preparation of bleaching powder and for purification of sugar.

Starting with sodium chloride how would you proceed to prepare sodium hydroxide ?

Description : Starting with sodium chloride how would you proceed to prepare sodium hydroxide ?

Last Answer : Ans. Sodium hydroxide is obtained by electrolysis of an aq.solution of NaCl in castner kellner cell using Mercury cathode and carbon anode .Sodium metal which is discharged at cathode combines with ... The sodium amalgam thus obtained is treated with water to form sodium hydroxide and hydrogen gas.

Write two important uses of each of the following: (i)Sodium carbonate (II)Sodium Hydroxide (iii)Sodium hydrogen carbonate

Description : Write two important uses of each of the following: (i)Sodium carbonate (II)Sodium Hydroxide (iii)Sodium hydrogen carbonate

Last Answer : Ans.(I)Sodium carbonate :for softening of hard water ,laboratory reagent. (II)Sodium hydroxide: in the manufacture of soap, in the purification of bauxite. (iii) Sodium hydrogen carbonate: as a mild antiseptic, as an antacid.

Why are cimetidine or ranitidine better antacids than sodium bicarbonate or magnesium or aluminium hydroxide ?

Description : Why are cimetidine or ranitidine better antacids than sodium bicarbonate or magnesium or aluminium hydroxide ? 

Last Answer : Ans. If excess of NaHCO3 or Mg (OH)2 or Al (OH)3 is used, it makes the stomach alkaline and thus triggers the release of even more HCl. In contrast, cimetidine or ranitidine prevent the interaction of histamine with the receptor cells in the stomach wall and thus release lesser amount of HCl. 

If we add equimolar amounts of ferric hydroxide sol and arsenic sulphide sol, what will happen ?

Description : If we add equimolar amounts of ferric hydroxide sol and arsenic sulphide sol, what will happen ?

Last Answer : Ans. Both the sols will get coagulated. 

Write balanced chemical equations for the following word equations: (a) Iron + Chlorine → Iron (III) chloride (b) Magnesium + dil sulphuric acid → Magnesium sulphate + water (c) Magnesium + oxygen → Magnesium oxide (d) Calcium oxide + water → Calcium hydroxide (e) Sodium + chlorine → Sodium chloride

Description : Write balanced chemical equations for the following word equations: (a) Iron + Chlorine → Iron (III) chloride (b) Magnesium + dil sulphuric acid → Magnesium sulphate + water (c) Magnesium + oxygen → ... oxide (d) Calcium oxide + water → Calcium hydroxide (e) Sodium + chlorine → Sodium chloride

Last Answer : (a) Iron + Chlorine → Iron (III) chloride 4Fe + 3Cl2 → 2F2Cl3 (b) Magnesium + dil sulphuric acid → Magnesium sulphate + water 2Mg + 2H2SO4 → 2MgSO4 + 2H2 (c) Magnesium + oxygen → Magnesium oxide 2Mg ... hydroxide CaO + H2O → Ca(OH)2 (e) Sodium + chlorine → Sodium chloride 2Na + Cl2 → 2NaCl

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

Propionamide on heating with a mixture of bromine and sodium hydroxide gives (a) Propane (b) Propylamine (c) Propanol (d) Ethylamine

Description : Propionamide on heating with a mixture of bromine and sodium hydroxide gives (a) Propane (b) Propylamine (c) Propanol (d) Ethylamine

Last Answer : Ethylamine

45. When Cl2 gas reacts with hot and concentrated sodium hydroxide solution, the oxidation number of chlorine changes from (1) Zero to + 1 and zero to –3 (2) Zero to +1 and zero to –5 (3) Zero to –1 and zero to + 5 (4) Zero –1 and zero to + 3

Description : 45. When Cl2 gas reacts with hot and concentrated sodium hydroxide solution, the oxidation number of chlorine changes from (1) Zero to + 1 and zero to –3 (2) Zero to +1 and zero to –5 (3) Zero to –1 and zero to + 5 (4) Zero –1 and zero to + 3

Last Answer : Zero to –1 and zero to + 5

Explain the manufacture of Sodium Hydroxide (Caustic Soda), NaOH by castner kellner cell

Description : Explain the manufacture of Sodium Hydroxide (Caustic Soda), NaOH by castner kellner cell 

Last Answer : Preperation--Sodium hydroxide is generally prepared commercially by the electrolysis of sodium chloride in Castner-Kellner cell. A brine solution is electrolysed using a mercury cathode and a carbon anode. Sodium ... The amalgam is treated with water to give sodium hydroxide and hydrogen gas.   

write any three uses of Calcium Hydroxide (Slaked lime)

Description : write any three uses of Calcium Hydroxide (Slaked lime) 

Last Answer : i) It is used in the preparation of mortar, a building material.  (ii) It is used in white wash due to its disinfectant nature. (iii) It is used in glass making, in tanning industry, for the preparation of bleaching powder and for purification of sugar. 

Write a note on the Physical Properties of Calcium Hydroxide (Slaked lime), Ca(OH)2

Description : Write a note on the Physical Properties of Calcium Hydroxide (Slaked lime), Ca(OH)2

Last Answer : It is a white amorphous powder. It is sparingly soluble in water. The aqueous solution is known as lime water and a suspension of slaked lime in water is known as milk of lime. 

Write anote on the Physical Properties of Sodium hydroxide

Description : Write anote on the Physical Properties of Sodium hydroxide 

Last Answer : Sodium hydroxide is a white, translucent solid. It melts at 591 K. It is readily soluble in water to give a strong alkaline solution. Crystals of sodium hydroxide are deliquescent. The sodium hydroxide solution at the surface reacts with the CO2 in the atmosphere to form Na2CO3. 

How is Calcium Hydroxide (Slaked lime), Ca(OH)2 Prepared?

Description : How is Calcium Hydroxide (Slaked lime), Ca(OH)2 Prepared? 

Last Answer :  Calcium hydroxide is prepared by adding water to quick lime, CaO.

Calcium carbonate is most soluble in: w) 0.2 Molar Sodium carbonate x) 0.1 Molar Calcium chloride y) 0.1 Molar Sodium hydroxide z) 0.1 Molar Hydrochloric acid

Description : Calcium carbonate is most soluble in: w) 0.2 Molar Sodium carbonate x) 0.1 Molar Calcium chloride y) 0.1 Molar Sodium hydroxide z) 0.1 Molar Hydrochloric acid

Last Answer : ANSWER: Z -- 0.1 MOLAR HYDROCHLORIC ACID

Which of the following substances would be the best choice to neutralize sulfuric acid? w) sodium hydroxide x) silicon dioxide y) copper metal z) phosphorus pentoxide

Description : Which of the following substances would be the best choice to neutralize sulfuric acid? w) sodium hydroxide x) silicon dioxide y) copper metal z) phosphorus pentoxide

Last Answer : ANSWER: W -- SODIUM HYDROXIDE

Oxygen has a valence number of -1 in: w) Sodium Peroxide x) Potassium Chlorate y) Water z) Sodium Hydroxide

Description : Oxygen has a valence number of -1 in: w) Sodium Peroxide x) Potassium Chlorate y) Water z) Sodium Hydroxide

Last Answer : ANSWER: W -- SODIUM PEROXIDE

Which of the following aqueous solutions would hav the lowest boiling point? Would it be a 1.0 molal solution of: w) Hydrochloric acid x) Sodium Hydroxide y) Acetic Acid, z) Magnesium Chloride

Description : Which of the following aqueous solutions would hav the lowest boiling point? Would it be a 1.0 molal solution of: w) Hydrochloric acid x) Sodium Hydroxide y) Acetic Acid, z) Magnesium Chloride

Last Answer : ANSWER: Y -- ACETIC ACID

The complete combustion of one mole of hydrogen produces: w) 1/2 mole H2O x) 1/2 mole H2O + 1/2 mole O3 y) 1 mole water z) 1 mole hydroxide ions

Description : The complete combustion of one mole of hydrogen produces: w) 1/2 mole H2O x) 1/2 mole H2O + 1/2 mole O3 y) 1 mole water z) 1 mole hydroxide ions

Last Answer : ANSWER: Y -- 1 MOLE WATER

Which of the following substances would be the best choice to neutralize aqueous Sodium Hydroxide? w) sodium carbonate x) silicon dioxide y) aluminum oxide z) phosphorus pentoxide

Description : Which of the following substances would be the best choice to neutralize aqueous Sodium Hydroxide? w) sodium carbonate x) silicon dioxide y) aluminum oxide z) phosphorus pentoxide

Last Answer : ANSWER: Z -- PHOSPHORUS PENTOXIDE

Chemically, fats are esters of long carbon-chain acids and which of the following: w) ethanol x) glycerol y) ethylene glycol z) sodium hydroxide

Description : Chemically, fats are esters of long carbon-chain acids and which of the following: w) ethanol x) glycerol y) ethylene glycol z) sodium hydroxide

Last Answer : ANSWER: X -- GLYCEROL

The pH of a 0.005 molar solution of calcium hydroxide is:

Description : The pH of a 0.005 molar solution of calcium hydroxide is:

Last Answer : ANSWER: 12