Question

list of valency of atom​

Answer 1

hi dude!!!

here your answer....

first 20 element's valency

Hydrogen           (-1), +1

Helium                0

Lithium               +1

Beryllium           +2

Boron                -3, +3

Carbon             (+2), +4

Nitrogen          -3, -2,

Oxygen           -2

Fluorine          -1, (+1)

Neon               0

Sodium           +1

Magnesium    +2

Aluminum      +3

Silicon            -4, (+2), +4

Phosphorus   -3, +1, +3, +5

Sulfur             -2, +2, +4, +6

Chlorine        -1, +1

Argon            0

Potassium     +1

Calcium        +2

hope it helps you..........

sorry dude can't type fully.......