Water questions | form two Chemistry

The process of chlorination in water treatment aims at.
A. Killing micro organisms.
B. Syrup making.
C. Forming suspension.
D. Removing bad odours.

Answer / Solution

UNSOLVED

What do you understand by the following terms?
(i) Water treatment
(ii) Water purification

Answer / Solution

UNSOLVED

Mention six uses of water in economic activities.

Answer / Solution

UNSOLVED

Which of the following statements does not support the fact that “water is  a compound” ?

1. The hydrogen and oxygen in water can not be separated by physical means
2. The physical and chemical properties are quite different from those of the constituents
3. Hydrogen can be separated from water at boiling point of water
4. The formation of water is always accompanied by the production of heat , light and sound

Answer / Solution

UNSOLVED

“Water is referred to as the universal solvent”. What does this mean?

1. Water is neither acidic nor basic as compared to other liquids.
2. Water exists in three states of matter than any other liquid
3. Water dissolves both organic and inorganic solutes.
4. Water is used more domestically than any other liquids
5. Water dissolves more substances than any other known liquids.

Answer / Solution

5. Water dissolves more substances than any other known liquids.