Question

Pick out the wrong statement.

a.

Isotopes have the same number of protons & electrons, but different number of neutrons.

b.

Hydrogen has two isotopes.

c.

In ordinary hydrogen, ₁H¹ and ₁H² are present in the ratio 6400:1.

d.

none of these.

Answer: (b).Hydrogen has two isotopes.

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Q. Pick out the wrong statement.

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