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प्रश्न
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
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उत्तर
| 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 |
संबंधित प्रश्न
What do you understand by :
Noble gases
Give the names and symbols of five familiar substances which you think are elements.
The English name of an element is potassium, its Latin name will be :
Give the symbol and the number of atoms of the following elements present in carbon dioxide.
Give the symbol of the following element:
Carbonate
Write the radical of the following valency:
Sulphur [Sulphide]
Write the chemical formula of the following:
zinc oxide
Give the formula of the following acid:
Carbonic
Give the formula of the following gas:
Nitric oxide
State whether the following ion or radical given below of a non-metallic element exhibits valency: 1–, 2– or 3–. (write the ion or radical with the correct valency).
Aluminate
