Identify the element given below.

Hydrogen

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Helium

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Lithium

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Carbon

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Solution

The correct option is B Helium
From the figure,
number of electrons = 2
number of protons = 2
Since the atom has 2 electrons and 2 protons, the atomic number is 2.
Hence, the element is helium.

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Similar questions

Identify the element given below.

Question 44 (a)
Atomic number of a few elements are given below 10, 20, 7, 14. Identify the elements.

14

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