Question

I. Give one word or phrase for the following:1×3=3

1. A bond formed by the sharing of electrons.

2. The dense, positively charged center of an atom..

3. The total number of protons present in an atom of an element​

Answer 1

Answer:

1) A covalent bond consists of the mutual sharing of one or more pairs of electrons between two atoms.

2) Protons and neutrons make up the nucleus of the atom, a dense and positively charged core, whereas the negatively charged electrons can be found around the nucleus in an electron cloud

3) 36