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प्रश्न
Write the radical of the following valency:
Carbonate
विकल्प
1+
2+
3+
1−
2−
3−
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उत्तर
2−
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संबंधित प्रश्न
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H2
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Sulphite
Write the chemical formula of the following:
magnesium sulphate
Name three metals whose symbols are derived from the first letter of the name of the element.
Fill in the blank with the correct word from the options given below:
A symbol represents a short form of a / an ________.
In the same way in chemistry, each element is denoted by a ______.
