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Mass Number and Representation of Atom

How many atom...

Question

How many atoms are present in Calcium biphosphate?

A

5

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B

6

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C

7

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D

8

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Solution

The correct option is C
7

Calcium biphosphate
Molecular formula- ${CaHPO}_{4}$
Number of atoms -
Calcium = 1
Hydrogen = 1
Phosphorous = 1
Oxygen = 4
Hence total atoms = 7
Therefore option (c) 7 is correct.

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Mass Number and Representation of Atom

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