Chemistry
Grade-9
Easy

Question

What is the atomic number of this atom?

  1. 2
  2. 4
  3. 6
  4. None of the above

hintHint:

Atomic number = number of protons

The correct answer is: 2


    • For a neutral element number of proton and number of neutron is equal.
    • Atomic number = number of protons
    • Here number of proton is 2, hence atomic number is 2.

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