A hydrated water soluble salt, A in solution
gives a turbidity with dilute hydrochloric acid
evolving a gas with a suffocation odour. The
solution of A decolourises lodine solution. A is
likely to be
1. KI
2. Na2SO4.10H2O
3. Na2S2O3.5H20
4. AgNO3
1
N
3
4
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2
Answer:
Explanation:
All sodium, potassium, and ammonium salts are soluble in water. 3. The chlorides, bromides, and iodides of all metals except lead, silver, and mercury(I) are soluble in water.
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