State whether the following statements are true or false.
Atomic numbers of the isotopes of an element are different.

True

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False

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Solution

The correct option is B False
Elements having the same atomic number and different mass numbers are known as Isotopes of an element.
For example - $H_{1}^{1}, H_{1}^{2}, H_{1}^{3}$

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State whether the following statements are true or false. Atomic numbers of the isotopes of an element are different.

The correct option is B FalseElements having the same atomic number and different mass numbers are known as Isotopes of an element.For example - H11,H12,H13

State whether the following statements are true or false.
Atomic numbers of the isotopes of an element are different.

The correct option is B False
Elements having the same atomic number and different mass numbers are known as Isotopes of an element.
For example - $H_{1}^{1}, H_{1}^{2}, H_{1}^{3}$