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प्रश्न
Symbol of mercury is
पर्याय
Ag
Hg
Au
Pb
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उत्तर
Hg
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संबंधित प्रश्न
Select elements and compounds from the following list: Iron, plaster of paris, chalk, common salt, copper, aluminium, calcium oxide, cane sugar, carbon, silica, sodium sulphate, uranium, potassium carbonate, silver, carbon dioxide.
An element which can exhibit valencies of 2, 4 and 6 can be :
Fill in the blank:
Symbolic expression for a molecule is called _____.
Give two examples of the following:
Solid + Liquid mixture
Give the symbol and the number of atoms of the following elements present in carbon dioxide.
Give the symbol of the following element:
Neon
Give the symbol of the following element:
Antimony
State the type of element for the following:
Chlorine
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).
Plumbite
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).
Phosphate
