1 Atoms of the same element with different numbers of neutrons are defined as: o
neutrons
O
isotopes
O
elements
O
compounds

1.2. 1. Basic principles. Isotopes are atoms of the same element that have different numbers of neutrons but the same number of protons and electrons. The difference in the number of neutrons between the various isotopes of an element means that the various isotopes have different masses.

You can still be friends with each other. you don't have to date since he likes someone else. just stick to being friends for now

Ithink is a because if say increased in electronegativity