12. अणुक्रमांक : Z : : अणुवस्तुमानांक : ?
(1) A (2) P (3) M (4) N.
Answers
Answered by
1
Answer:
(1)A,(1)A,(1)A,(1)A,(1)A,(1)A,(1)A,
Explanation:
(1)A,
Similar questions