Chemistry
Grade-9
Easy
Question
Chemical formula for calcium nitrate is
- Ca(NO3)2
- CaNO
- CaNO2
- C(NO3)2
Hint:
Calcium has a +2 charge and nitrate has a -1 charge.
The correct answer is: Ca(NO3)2
- In the chemical formula, metal is written first.
- Calcium is a doubly charged ion and nitrate has a -1 charge.
- To balance out the charge two nitrate ions are required.
- The chemical formula for calcium nitrate is Ca(NO3)2.
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