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प्रश्न
Which particular atom of the above element is used for this purpose ?
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उत्तर
Carbon-12 atom is particularly used as a standard in the atomic mass scale.
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संबंधित प्रश्न
The English name of an element is potassium, its Latin name will be :
The formula of the sulphate of an element M is M2(SO4)3
Write the formula of its
Acetate
Give the symbol of the following element:
Mercury
State the type of element for the following:
Xenon
State the valency of the following metallic element and write symbol with the valency
Chromium
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).
Oxide
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).
Sulphite
State why the molecular formula of zinc carbonate is ZnCO3 .
What does a chemical symbol represent?
Mass of one atom of oxygen is
