Acids and Bases in Water

Q.

Why does an aqueous solution of an acid conduct electricity?

Q. Question 7

Which of the following solutions will not make the bulb in Fig glow?

(a) Sodium chlorides
(b) Copper sulphate
(c) Silver nitrate
(d) Sugar solution in diluted water

Q.

Tap water is a good conductor of electricity while distilled water is not because

1. Tap water contains salts
2. Only (a) is correct
3. Distilled water does not contain salt
4. Both (a) & (b) is correct

Q.

Tap water is a good conductor of electricity while distilled water is not because

1. Tap water contains salts
2. Distilled water does not contain salt
3. Both (a) & (b) is correct
4. Only (a) is correct

Q. What will be the resultant pH when 200 mL of an aqueous solution of HCl (pH = 2.0) is mixed with 300 mL of an aqueous solution of NaOH (pH = 12.0)

Q. If the $pH$ of $NaOH$ solution is $12$, then what is the amount in grams of $NaOH$ present in one litre of this solution?

1. $40.0$
2. $4.0$
3. $0.4$
4. $20.0$

Q. When dissolved in water, which of the following forms a molecular solution?

1. $HC{l}_{\left(g\right)}$
2. $NaN{O}_{3\left(s\right)}$
3. $K_{2}S{O}_{4\left(s\right)}$
4. $C{H}_{3}O{H}_{\left(l\right)}$

Q. Which acid is used for getting chloride salt ?