Advertisements
Advertisements
Question
Match the statements in column A with that in column B.
| Column A | Column B |
| (a) deliquescent substance | (1) sodium bicarbonate |
| (b) hygroscopic substance | (2) magnesium chloride |
| (c) efflorestance substance | (3) conc. sulphuric acid |
| (d) substance causing temporary hardness | (4) washing soda |
Advertisements
Solution
| Column A | Column B |
| (a) deliquescent substance | (2) magnesium chloride |
| (b) hygroscopic substance | (3) conc. sulphuric acid |
| (c) efflorestance substance | (4) washing soda |
| (d) substance causing temporary hardness | (1) sodium bicarbonate |
shaalaa.com
Is there an error in this question or solution?
APPEARS IN
RELATED QUESTIONS
Describe the water-cycle in nature.
A captain of ship will tell you that an iceberg is much bigger than it looks. Why is it so ?
What do you mean by water pollution ?
Why is it said that seawater is useful even though it is not potable?
Select the correct answer of the following statement:
A drying agent placed in desiccator.
Give a balanced equation for the following conversion:
Magnesium bicarbonate in temporary hard water to magnesium carbonate by boiling.
Give a reason for the following:
Efflorescence is minimum during humid conditions.
Around 97% of water available on earth is ______ water.
Match the following
| 1. | Flood | Lake |
| 2. | Surface water | Evaporation |
| 3. | Sunlight | Water vapour |
| 4. | Cloud | Pole |
| 5. | Frozen water | Increased rainfall |
In which of the following activities will you use minimum amount of water?
