Question

q22 . iron fillings ........​

Answer 1

reaction will nor occur in test tube A and D as Al and Zn are more reactive than iron In C it will not occur as it contains Fe solution

it will occur in Cu resulting in brownish colour of fillings and colour of solution will fade

Answer 2

answer is D because it contain AL2(SO4)3 I am feeling cannot acquire Indus solution

if this is right please mark my answer is brilliant