Which of the following has increasing valency trend ?
(a) Li, Na, K
(b) Mg, Al, Si
(c) Cl, Ar, S
(d) Na, Mg, Ca
Answers
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3
Answer:
4TH OPTION IS CORRECT
Explanation:
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Answered by
0
Answer:
option B...
mg=2,Al=3,si=4
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