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प्रश्न
The formula of the sulphate of an element M is M2(SO4)3
Write the formula of its
Acetate
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उत्तर
The valency of metal M is 3. So, the formulae are as follows:
Acetate - M(CH3COO)3
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संबंधित प्रश्न
The symbols of the elements cobalt, aluminium, helium and sodium respectively written by a student are as
follows. Which symbol is the correct one ?
Fill in the blank:
Dalton used symbol _____ for oxygen and _____ for hydrogen.
Fill in the blank:
Symbolic expression for a molecule is called _____.
Give the symbol of the following element:
Zinc
Give the symbol of the following element:
Sodium
Give the symbol of the following element:
Iodine
State the type of element for the following:
Bromine
State the valency of the following metallic element and write symbol with the valency
Aluminium
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).
Sulphate
Write the constituent elements and their symbols for the following compounds.
- Carbon monoxide
- Washing soda
