Question

The salt which gives a pale green ppt. with NaOH solution and a white ppt. with barium chloride solution is :

• A. iron $\left(III\right)$ sulphate
• B. iron $\left(II\right)$ sulphate
• C. iron $\left(II\right)$ chloride
• D. iron $\left(III\right)$ chloride

Answer 1

Answer: (B)

iron $\left(II\right)$ sulphate

$FeS{O}_4+BaC{l}_2\to BaS{O}_4$ (white ppt.)
$FeS{O}_4+2NaOH\to Fe(OH{)}_2$ (green ppt.)