Science, asked by maahishivhare041106, 8 months ago

The ratio of the valency of oxygen and calcium is:
(a)1:1 (b)1:2 (c)2:1 (d)1:3

Answers

Answered by yashikarawat48

1

Answer:

2

The valency of calcium is 2 since the valency of oxygen is also 2

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