Isotopes have

Isotopes having positive packing fraction indicates _______ of the nucleus.

Assertion: The chemical properties of different isotope are same. Reason: Isotopes having same number of neutron.

Assertion: The chemical properties of different isotope are same. Reason: Isotopes having same number of neutron.

Isotopes are atoms having.

The half life of a cobalt radio-isotope is 5.3 years. Wht strength will a milli-curie soure of the isotope have after a period of one year.

A and B are two isotopes having mass numbers 14 and 16 respectively. If the atomic number of A is 7, then how many neutrons will be there in B?