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प्रश्न
Give the formula of the following acid:
Sulphuric
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उत्तर
Sulphuric – H2SO4
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संबंधित प्रश्न
Give two symbols which have been derived from the "English names" of the elements.
The formula of the sulphate of an element M is M2(SO4)3
Write the formula of its
Acetate
Select the correct answer from the choice given below.
The symbol of mercury is
State the type of element for the following:
Lead
State the type of element for the following:
Phosphorus
Write the radical of the following valency:
Phosphate
Give the formula of the following gas:
Sulphur dioxide
Certain metal exhibit variable valencies which include valencies: 1+, 2+, 3+, and 4+.
State the variable valency of the following metal.
Iron
write symbol with the variable valency
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
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).
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