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प्रश्न
Symbol of mercury is
विकल्प
Ag
Hg
Au
Pb
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उत्तर
Hg
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संबंधित प्रश्न
Name the element used as a standard for atomic mass scale.
Which particular atom of the above element is used for this purpose ?
The formula of the sulphate of an element M is M2(SO4)3
Write the formula of its
Acetate
Fill in the blank:
Symbolic expression for a molecule is called _____.
State the type of element for the following:
Arsenic
Write the radical of the following valency:
magnesium
Write the radical of the following valency:
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).
Nitride
What does the symbol '(aq.)' present in a chemical equation, mean?
In the same way in chemistry, each element is denoted by a ______.
