………are examples of poly-protic acid .
a) H2SO4
b) H3PO4
c) Both a & b
d) None of these
Types of Bases:-
………are classified in term of the OH- that can be given by per molecule of base when added to water.
a) Acid
b) Bases
c) both a & b
d) none of these
There are………types of base .
a) two
b) three
c) four
d) five
The base which produce one OH- ion per molecule in an aqueous solution are called…
a) poly-protic acid
b) mono-protic acid
c) poly-acid base
d) mono-acid base
……… is an example of mono-acid base.
a) NaOH
b) HCl
c) HNO3
d) HCN
