A particle M has 18 electrons, 20 neutrons and 19 protons. This particle must be a:
Molecule
Anion
Cation
Compound
Particle M is a cation since it has more number of protons than electrons.
A particle P has 18 electrons, 20 neutrons and 19 protons. This particle must be:
Name the particle which has 18 electrons, 18 neutrons and 17 protons in it.
The number of protons, neutrons and electrons in particles A to E are given below :
Giving reasons, find a pair of isotopes from the above particles.