Which of the following would be expected to form ionic solution in water?
A solution of sodium bicarbonate in water turns ____.
phenolphthalein pink
methyl orange yellow
methyl orange red
blue litmus red
With reference to protonic acids, which of the following statements is correct?
is weak base because ____.
it has low vapour pressure
it is only slightly ionized
it is not a hydroxide of metal
it has low density
in liquid hydrogen fluoride behaves ____.
as an acid
as a base
neither as a base nor as an acid
as a base and as an acid
Aqueous solution of changes blue litmus paper to red due to ____.
hydrolysis taking place
reduction taking place
Which of the following is the weakest acid?
HF
HCl
HBr
HI
The degree of dissociation in a weak electrolyte increases ____.
on increasing dilution
on increasing pressure
on decreasing dilution
None of the above
is a ____.
Lewis acid
Lewis base
Bronsted-lowry base
None of the above
The aqueous solution of disodium hydrogen phosphate is ____.
acidic
neutral
basic
None
Which of the following is a conjugated acid-base pair?
The solution of strong acid and weak base is ____.
acidic
basic
neutral
None of the above
The conjugate acid of is ____.
What name is given to the reaction between hydrogen ion and hydroxyl ion?
hydrogenation
hydroxylation
hydrolysis
Neutralization
The for acid A is greater than for acid B. The strong acid is ____.
acid B
acid A
both A and B
Neither A nor B
The conjugate acid of is ____.
Correct statement is ____.
of a weak acid is defined as ____.
A salt is dissolved in water the resulting solution becomes alkaline in nature. The salt is made of ____.
a strong acid and strong base
a strong acid and weak base
a weak acid and weak base
a weak acid and strong base
Which one is not an acid salt?
None
A white substance was alkaline in solution. Which of the following substances could it be?