reaction of metals and non metals with oxygen

MgO is

• magnesium oxide

• manganese oxide

• mercuric oxide

When metals or non metals reacts with oxygen then form their respective

• carbonate

• bicarbonates

• oxides

Metal oxides turn

• red litmus blue

• blue litmus red

• no change

Non metal oxides are ...............in nature

• acidic

• basic

• neutral

Sulphur dioxide when reacts with water form

• sulphurous acid H2SO3

• sulphuric acid H2SO4

sulphur dioxide is

• SO2

• so2

• sO2