Question

Valency table for class 8

Plz answer fast.....

Answer 1

Answer:

valence table

Explanation:

it is so simple to learn valency table in class 8 you have to learn pearson iit jee foundation science book to remember this

Answer 2

Answer:

hydrogen -1

helium-0

Lithium-1

beryllium-2

boron-3

carbon-4

nitrogen-3

oxygen-2

florine-1

neon-0

sodium-1

magnesium-2

aluminium-3

silicon-4

phosphorus-3

sulphur-2

chlorine-1

argon-0

potassium-1

calcium-2

Explanation:

all the the noble gases or the inert gases have their valencies as zero

or or else you can also remember their valencies as in the form of 1 to 4 then 4 to 1 for it you should remember the name of first 20 elements