The primary and secondary valencies of cobalt respectively in are:
- A.3 and 5
- B.2 and 8
- C.3 and 6
- D.2 and 6
Show answer
Correct option: C
[JEE Main 2023 · 24 Jan · Shift 1 · Paper-1(B.E./B. Tech.)]
JEE Main 2023 · 24 Jan · Shift 1 · Paper-1(B.E./B. Tech.)
Correct option: C
[JEE Main 2023 · 24 Jan · Shift 1 · Paper-1(B.E./B. Tech.)]
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