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Reported Question / Answer
Q.) In calcium hydroxide, valency on Ca is
1)
−2
2)
−1
3)
+2
4)
+1
5)
NULL
Answer :
3
Thank you for reporting wrong Question / Answer / Options
We look forward to your suggestions and feedback.
Message / Correct Answer / Suggestion
Human Verification : Answer 2 + 3 = ?
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