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प्रश्न
Write the chemical formula of the following:
calcium carbonate
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उत्तर
CaCO3
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संबंधित प्रश्न
Define: Compounds
What do you understand by :
Noble gases
What do the following symbol stand for?
2H
Match the symbols of non-metallic elements with their correct combining power or capacity.
(a) O
(b) S
(c) Cl
Combining power or capacity A : 3; B : 2; C : 1. (negative valencies)
Select the correct answer from the choice given below.
The symbol of mercury is
State the type of element for the following:
Xenon
State the type of element for the following:
Iodine
Write the chemical formula of the following:
magnesium sulphate
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).
Chloride
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).
Zincate
