Question

Multiple Choice Questions
1. The precipitate is recognized by the following characteristic.
A. Floats on the solution B. Settles at the bottomof the solution
C. Mixes in the solution D. Bubbles are seen in the solution
2. All the acids contains one or more of the following radicals.
A. OH
B.H"
C.H
D. OH
3. The composite radicals ...............is called hydroxyl radicals.
A. H"
B. (HCO)
C. OH
D. NH*
Questions
1.
What is meant by the basicity of an acid ? ​

Answer 1

Answer:

All sodium salts are soluble in water. Hence, sodium nitrate is soluble in water

All nitrates are soluble in water. Hence, lead nitrate is soluble in water.

The values of the solubility products of barium chromate and lead chromate are 2.2×10  

10

 and 2.0×10  

16

 respectively.

Hence, lead chromate will precipitate first.

1)ans .... a

2)ans......c

3).....b