acids, bases, salts and metals - Category wise Question and Answer Practice Test with Solutions

Question : 1 [Uttarakhand Lower Sub. (Pre) 2010]

Which one of the following is viscous?

a) Water

b) Honey

c) Alcohol

d) Gasoline

Question : 2 [NDA ]

Statement I :
Metal ions are Lewis acids.
Statement II :
Metal ions are electron pair acceptors.

a) Statement I is true but Statement II is false.

b) Both the statements individually true and Statement II is the correct explanation of Statement I.

c) Both the statements are individually true but Statement II is not correct explanation of Statement I.

d) Statement I is false but Statement II is true.

Question : 3 [BPSC (Pre) 2016]

Which of the following is present in maximum amount in acid rain?

a) $HNO_3$

b) $H_2SO_4$

c) HCL

d) $H_2CO_3$

Question : 4

Why bases are kept in glass bottles?

a) Basic solutions are conducting in nature

b) Bases are corrosive in nature

c) Bases produce OH– ions in aqueous solutions

d) Basis have soapy texture

Question : 5

Plaster of paris has the formula –

a) CaSO₄ .H₂O

b) CaSO₄ .1½H₂O

c) CaSO₄ .½H₂O

d) CaSO₄ .2H₂O