Advertisements
Advertisements
Question
The metals which exhibit – variable valency of 2+ and 4+.
Options
Silver and gold
Lead and tin
Silver and mercury
Gold and iron
MCQ
Advertisements
Solution
Lead and tin
Explanation:
Both Lead (Pb) and Tin (Sn) show variable valencies of 2+ (lower state: plumbous/stannous) and 4+ (higher state: plumbic/stannic).
shaalaa.com
Is there an error in this question or solution?
