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प्रश्न
Name the element used as a standard for atomic mass scale.
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उत्तर
Carbon is used as a standard in the atomic mass scale.
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संबंधित प्रश्न
Name the elements represented by the following symbols :
Hg, Pb, Au, Ag, Sn
The formula of the sulphate of an element M is M2(SO4)3
Write the formula of it
Oxide
Elements are mainly classified into metals and non-metals. State six properties of metals which differ from non-metals.
Give the symbol of the following element:
Lead
State the type of element for the following:
Carbon
State the type of element for the following:
Silicon
Give the formula of the following gas:
Nitrogen dioxide
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).
Bicarbonate
What is the rarest natural element on the earth?
