Advertisements
Advertisements
Question
Match the formulas of the following of bases with their correct names.
Bases – (a) NaOH (b) KOH (c) Ca(OH)2 (d) Zn(OH)2
Names – (1) Potassium hydroxide (2) Zinc hydroxide (3) Aluminium hydroxide (4) Calcium hydroxide (5) Sodium hydroxide
Advertisements
Solution
| Names | Bases | ||
| (1) | Potassium hydroxide | (b) | KOH |
| (2) | Zinc hydroxide | (d) | Zn(OH)2 |
| (3) | Calcium hydroxide | (c) | Ca(OH)2 |
|
(4) |
Sodium hydroxide | (a) | NaOH |
RELATED QUESTIONS
On what principle are the following methods of separation based? Give one example of a mixture for each of the methods mentioned in which they are used
Magnetic separation
Explain the terms ‘chemical formula’.
Give the symbol of the following element:
Sulphur [sulphide]
State the type of element for the following:
Carbon
Write the radical of the following valency:
Phosphate
Write the chemical formula of the following:
magnesium sulphate
State the valency of the following metallic element and write symbol with the valency
Calcium
What does the symbol '⇌' present in a chemical equation, mean?
Write the constituent elements and their symbols for the following compounds.
- Carbon monoxide
- Washing soda
Define Alchemy.
