MCQ
The atomic number of an element is always equal to
- AAtomic weight divided by $2$
- BNumber of neutrons in the nucleus
- CWeight of the nucleus
- ✓Electrical charge of the nucleus
✓
Answer
Correct option: D.
Electrical charge of the nucleus
d
Atomic number $=$ number of protons.
Atomic number $=$ number of protons.
Each proton has unit positive charge and hence, electrical charge of the nucleus is equal to the atomic number of the element.
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