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प्रश्न
The pictorial symbol for water given by the alchemists was
विकल्प
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उत्तर
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संबंधित प्रश्न
Define: Compounds
The atomic number of an element X is 13. What will be the number of electrons in its ion X3+ ?
Explain the terms 'valency' and 'variable valency'.
Give the symbol of the following element:
Neon
Give the symbol of the following element:
Sulphur [sulphide]
Write the chemical formula of the following:
magnesium sulphate
State the valency of the following metallic element and write symbol with the valency
Sodium
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).
Bisulphite
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).
Sulphide
Fill in the blank with the correct word from the options given below:
A symbol represents a short form of a / an ________.
