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प्रश्न
The formula of the sulphate of an element M is M2(SO4)3
Write the formula of it
Oxide
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उत्तर
The valency of metal M is 3. So, the formulae are as follows:
Oxide - M2O3
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संबंधित प्रश्न
Name the element used as a standard for atomic mass scale.
Give the names and symbols of five familiar substances which you think are elements.
An element which can exhibit valencies of 2, 4 and 6 can be :
The formula of the sulphate of an element M is M2(SO4)3
Write the formula of it
Chloride
State which element exists in the highest percentage in earth’s crust.
Give the symbol of the following element:
Fluorine
Give the symbol of the following element:
Chlorine [chloride]
State the type of element for the following:
Oxygen
State the type of element for the following:
Copper
Write the radical of the following valency:
magnesium
