This particle has a negative charge.

1) proton
2) neutron
3) electron

2)neuton

Explanation:

because neuton is Part of Earth

Electron

Explanation: Protons(positive charge) Neutrons(neutral charge) Electrons(negative charge)

gametes or germ cells are haploid cells (example: sperm and ova) containing only one set (or n) number of chromosomes and autosomal or somatic cells are diploid cells containing 2n number of chromosomes.

idk what the options are but

these is a strong electrostatic attraction between the ions hence a lot of energy is needed to overcome this attraction

this is why the boiling points are so high