Q.

The metal that cannot be obtained by electrolysis of an aqueous solution of its salts is

see full answer

Start JEE / NEET / Foundation preparation at rupees 99/day !!

21% of IItians & 23% of AIIMS delhi doctors are from Sri Chaitanya institute !!
An Intiative by Sri Chaitanya

a

Ag

b

Ca

c

Cu

d

Cr

answer is B.

(Unlock A.I Detailed Solution for FREE)

Ready to Test Your Skills?

Check your Performance Today with our Free Mock Test used by Toppers!

Take Free Test

Detailed Solution

Higher the position of element in the electrochemical series more difficult is the reduction of its cations. If Ca2+ (aq) is electrolysed, water is reduced in preference to it. Hence, it cannot be reduced electrolytically from their aqueous solution.Ca2+(aq)+H2O⟶Ca2++OH−+H2↑
Watch 3-min video & get full concept clarity
score_test_img

Get Expert Academic Guidance – Connect with a Counselor Today!

whats app icon
The metal that cannot be obtained by electrolysis of an aqueous solution of its salts is