Chemistry
Choose from the letters A, B, C, D and E, to match the descriptions 1 to 5 given below.
A : NH4Cl
B : AgCl
C : PbCl2
D : FeCl2
E : Ag(NH3)2Cl
- A soluble salt obtained on reaction of a metallic chloride with liquor ammonia.
- A salt which is insoluble in dilute nitric acid but soluble in ammonium hydroxide.
- A salt obtained on reaction of an active metal with hydrogen chloride gas.
- A salt obtained when a basic gas reacts with hydrogen chloride gas.
- A salt soluble in hot water but not in cold, obtained on heating an oxidising agent with conc. HCl.
Answer
- A soluble salt obtained on reaction of a metallic chloride with liquor ammonia — E : [Ag(NH3)2Cl]
- A salt which is insoluble in dilute nitric acid but soluble in ammonium hydroxide. — B : AgCl
- A salt obtained on reaction of an active metal with hydrogen chloride gas. — D : FeCl2
- A salt obtained when a basic gas reacts with hydrogen chloride gas. — A : NH4Cl
- A salt soluble in hot water but not in cold, obtained on heating an oxidising agent with conc. HCl. — C : PbCl2
Related Questions
Give reasons for the following :
Hydrogen chloride gas fumes in moist air but hydrogen sulphide gas does not.
Complete the statements given below using the correct word/s
- An aqueous solution of HCl gas is named …………… [aqua fortis / muriatic acid / oil of vitriol]
- The salt obtained when rock salt reacts with conc. H2SO4 at temperatures below 200°C is a/an …………… [acid/normal] salt.
- In the preparation of HCl acid from HCl gas, a funnel arrangement provides …………… [less/more] surface area for absorption of the gas.
- The ions which impart acidic properties to an aqueous solution of hydrogen chloride are …………… [chloride/hydrogen/hydronium]
- The indicator which does not change colour on passage of hydrogen chloride gas is …………… [moist blue litmus / phenolphthalein / methyl orange].
Select the correct word or formula from the same given in bracket :
- The substance reacted with conc. HCl and heated to prove that conc. HCl contains Cl2. [PbCl2/PbO2/PbO]
- The metal reacted with dil. HCl to prove that dil. HCl contains hydrogen. [Cu/Fe/Ag/Pb]
- The gas/es which is/are heavier than air and highly soluble in water. [NH3/HCl/CO2/H2S]
- The acid which is not an oxidizing agent. [Conc. HNO3 / Conc. HCl / Conc. H2SO4]
- The acid which is not a monobasic acid. [Acetic/Sulphurous/Hydrochloric/Nitric/Formic acid]
Select the correct words from the list given below to complete the following word equations :
Metallic oxide, active metal, metallic carbonate, metallic bisulphite, active metal, metallic hydroxide, metallic bicarbonate, metallic sulphate, metallic sulphide.
- …………… + hydrochloric acid (dil) ⟶ salt + hydrogen
- …………… + hydrochloric acid (dil) ⟶ salt + water
- …………… + hydrochloric acid (dil) ⟶ salt + water + carbon dioxide
- …………… + hydrochloric acid (dil) ⟶ salt + water + sulphur dioxide
- …………… + hydrochloric acid (dil) ⟶ salt + hydrogen sulphide