Q.

 Assertion (A): Iron exhibits two valencies 2 and 3

 Reason (R) :  Iron in its lower valency is called Ferrous

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

Both A and R  are true and R is not correct explanation of A

b

A is incorrect and R is correct

c

A is correct and R is incorrect

d

Both A and R  are true and R is the correct explanation of A

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

The electronic configuration of Fe is [Ar]4s23d6 hence it can lose two or three electrons.

Watch 3-min video & get full concept clarity

tricks from toppers of Infinity Learn

score_test_img

Get Expert Academic Guidance – Connect with a Counselor Today!

whats app icon