WHAT IS THE SYMBOL AND THE VALENCY OF SILVER

Give 5 examples of single displacement reaction

what is the difference between H₂ and 2H

What is variable valency? Please give four examples.

what is the symbol and valency of sodium bycarbonate

what are the examples of tetra atomic elements?

 why are the properties of different compounds so different from each other?

write a chemical formula for nitrous oxide ( laughing gas) that is made up of two atoms of nitrogen and one atom of oxygen. also, write the chemicl formula of hydrogen peroxide made up of twoatoms of hydrogen and two atoms of oxygen.

 please provide me with a chart telling the atomicity of all elements?

how to find valency

what is difference between octet and duplet

 how to balance this:

H₂SO₄+C->CO₂+H₂O+SO₂

plz answer as fast as possible.

what is the valency of sulphur in H₂S, SO₂ and SO₃?HOW?

 WHAT IS THE VALENCY OF NH3?

what is valency?

what is chemical formula?

how can it be applied