Question

24. Study the given figures
Blue solutions
of XSOA
Green solutions
of XSO
- Y filings
Brown layer
of 'X'
What are X and Y respectively?
a. Zn and Ag
b. Cu and Fe
C. Fe and Cu
d. Zn and Cu​

Answer 1

Answer:

B. Cu and Fe

CuSo4 + Fe ==>FeSo4 + Cu

CuSo4 have blue colour but when iron displaces it the solution turns into green colour

Answer 2

Answer:

b cu and fe. is the correct answer