Barium is _______ type of electro positive
Monovalent electro positive
Divalent electro positive
Trivalent electro positive
Tetravalent electro positive
Example for anion ?
Barium
Aluminum
Arsenic
Carbonate
Example for basic radical is
Magnesium
Bromide
Chloride
Silicate
H2O represents _______?
One molecule of water
Two molecule of Hydrogen and one molecule of oxygen
Two molecule of water
None of these
Which one is binary acid
H2SO4
HF
HNO3
Empirical formula of Hydrogen peroxide .
CH
C6H6
H2O2
OH
Formula of cupric oxide
Cu2O
CuO
FeO
Fe2O3
Variable valency of gold is
1,2
1,3
2,3
3,5
Example for monovalent electro positive
Aluminium
Ammonium
Zinc
Which is the variable valency of Iron
2,4
