Question

30 metal name and 20 non- metal name

Answer 1

metals

lithium
potassium
sodium
magnesium
calcium
tin
lead
thallium
bismuth
indium
gallium
aluminium
copper
nickel
strontium
iron
zinc
silver
gold
cobalt
tungsten
scandium
vanadium
titanium
non metals

carbon
oxygen
nitrogen
fluorine
chlorine
Phosphorus
sulphur
selenium
hydrogen
iodine
bromine
astatine

Answer 2

As you can see, Lithium, Beryllium, Sodium, Magnesium, Aluminum, Potassium, and Calcium are metals out of the first 20 elements. Hydrogen, Helium, Carbon, Nitrogen, Oxygen, Fluorine, Neon, Phosphorus, Sulfur, Chlorine, and Argon, are non-metals within the first 20 elements.

In modern periodic table there are 22 non-metals in which there are 11 gases, 1 liquid and 10 solid. Bromine occurs in the state of liquid and hydrogen, nitrogen, oxygen, chlorine etc are found in gaseous forms. But carbon, sulphur, phosphorous, iodine etc solid non-metals