First slide

Qualitative analysis

Question

A white ppt. is obtained when:

Moderate

A

$A solution of {BaCl}_{2} is treated with {Na}_{2} {CO}_{3}$
B

$A solution of {CaCl}_{2} is treated with {Na}_{2} {SO}_{3}$
C

$A solution of {ZnSO}_{2} is treated with {Na}_{2} S$
D

$A solution of Pb {({NO}_{3})}_{2} is treated with {Na}_{2} {CrO}_{4}$

Solution

Lear chromate is a yellow color compound

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