Question

names of 20 metals having atomic mass less than 50, their symbols and their physical states.

Answer 1

Hydrogen H gas
Helium He gas
Lithium Li solid
Beryllium Be solid
Boron B solid
Carbon C solid
Nitrogen N gas
Oxygen O gas
Fluorine F gas
Neon Ne gas
Sodium Na solid
Magnesium Mg solid
Aluminium Al solid
Silicon Si solid
Phosphorous P solid
Sulphur S solid
Chlorine Cl gas
Argon Ar gas
Potassium K solid
Calcium Ca solid