Question

From the list of the following salts choose the salt that most appropriately fits the description given in the following:

[AgCl, MgCl₂, NaHSO₄, PbCO₃, ZnCO₃, KNO₃, Ca(NO₃)₂]

1. A deliquescent salt
2. An insoluble chloride.
3. On heating, this salt gives a yellow residue when hot and white when cold.
4. On heating this salt, a brown colored gas is evolved.

Answer 1

1. MgCl₂
2. AgCl
3. ZnCO₃
4. Ca(NO₃)₂