1.

Assertion (A) : Isotopes of a given element show the same type of chemical behavior. Reason (R ) : The chemical properties of an atom are governed by the number of electrons in the atom.

Answer»

Both A and R are TRUE and R is the CORRECT explanation of A
Both A and R are true and R is not the correct explanation of A
A is true but R is false
Both AAND R are false

ANSWER :A


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