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प्रश्न
What is meant by atomicity? Name the diatomic element.
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उत्तर
The number of atoms of an element that join together to form a molecule of that element is known as its atomicity.
Diatomic molecules: H2, O2, N2, Cl2
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संबंधित प्रश्न
The anion of an element has ______.
For writing a chemical formula – ‘symbols’ and combining capacity of an element with hydrogen i.e. ‘valency’ should be known. Explain the term – combining the capacity of an element i.e. valency.
State the type of element for the following:
Arsenic
Give the symbol of the following element:
Sulphate
Write the chemical formula of the following:
magnesium sulphate
Write the chemical formula of the following:
zinc oxide
Certain metal exhibit variable valencies which include valencies: 1+, 2+, 3+, and 4+.
State the variable valency of the following metal.
Mercury
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).
Plumbite
Give the qualitative and quantitative meaning of the term ‘symbol’.
What does the symbol '→' present in a chemical equation, mean?
