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Give Reason Actual Atomic Mass is Greater than Mass Number. - Chemistry

Short Note

Give reason

Actual atomic mass is greater than mass number.

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Solution

Actual atomic mass is greater than the mass number because the mass number is a whole number approximation of atomic mass unit. In fact, neutrons are slightly heavier than protons, and an atom has over 200 sub-atomic particles.

Concept: Atomic Number (Z)
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APPEARS IN

Selina Concise Science Chemistry 1 Class 9 ICSE
Chapter 4 Atomic Structure and Chemical Bonding
Exercise 4 (C) | Q 20.3 | Page 67
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