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प्रश्न
State the number of atoms of each element, present in \[\ce{HNO3}\].
Also name the compound.
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उत्तर
The compound \[\ce{HNO3}\] contains 1 atom of hydrogen, 1 atom of nitrogen, and 3 atoms of oxygen; it is named nitric acid.
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संबंधित प्रश्न
Define: Atom
What is meant by 2H and H2
Fill in the blank
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Select the correct answer from the choice given below.
The element which is malleable
Explain the difference between Atoms and molecules.
Select the correct answer from A, B, C, D & E for the statement given below :
A diatomic molecule.
The diagram represents fractional distillation for the separation of mixtures. Answer the following :

- Can two immiscible liquids be separated by this process?
- Separation of liquids by this process is based on which physical property?
- If methyl alcohol & water are to be separated, which liquid would remain in flask ‘X’ after condensation.
- Give a reason for the above answer.
- State the purpose of the fractionating column in the apparatus.
State true of false. If false, give the correct statement.
Two different elements may have similar atoms.
Higher Order Thinking Skills.
List out the metals, non-metals and metalloids which you use in your house, schools. Compare their properties.
Classify the substances given in Fig. 2.2 into elements and compounds

