Aqueous solutions of _________ conduct electricity.

(a)

acid

(b)

base

(c)

salt

(d)

All of these

The base is a substance that gives _____ on dissolving in water.

(a)

OH^-

(b)

H⁺

(c)

OH

(d)

H

Red ant sting contains __________

(a)

acetic acid

(b)

sulphuric acid

(c)

oxalic acid

(d)

formic acid

Acid mixed with base forms ________

(a)

salt and water

(b)

salt

(c)

water

(d)

No reaction

In basic solution turmeric indicator paper changes from yellow to __________

(a)

blue

(b)

green

(c)

yellow

(d)

red