two element having valency 4
Answers
Answered by
13
....carbon............
Answered by
22
carbon and nitrogen!!!!!
Similar questions
CBSE BOARD XII,
9 months ago
Science,
9 months ago
Accountancy,
9 months ago
English,
1 year ago
Math,
1 year ago
Accountancy,
1 year ago
Math,
1 year ago