Q.

Is it true that the atomic number of an element indicates the number of protons in the nucleus?


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a

True

b

False 

answer is A.

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Detailed Solution

The above statement is true.
The atomic number equals the number of protons present in the nucleus. The number of protons equals the number of electrons when the atom is neutral. So atomic number also corresponds to the number of electrons when the atom is in its neutral state. So the atomic number is designated by Z.
 
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