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Sonbull [250]
3 years ago
9

The chemical properties of calcium are most similar to the chemical properties of

Chemistry
1 answer:
Ket [755]3 years ago
3 0
The answer is (3) Mg because Ca and Mg are in the same group (group 2). 
Hope this helps~
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Answer:

The answer to your question is:

Explanation:

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BaS                             Ba⁺²                        S⁻²                  two

NaBr                           Na⁺¹                       Br⁻¹                   one

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