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प्रश्न
State true of false. If false, give the correct statement.
Two different elements may have similar atoms.
विकल्प
True
False
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उत्तर
Two different elements may have similar atoms- True
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संबंधित प्रश्न
Differentiate between:
Homogenous and heterogenous substances
Name: a Metal Which is a Poor Conductor of Electricity.
Name A substance used as an insulator.
Give reason: Graphite is used to make a lead of the pencils.
Match the Columns:
| Column A | Column B | ||
| (a) | Metals | (i) | Non-Reactive |
| (b) | Molecules | (ii) | Brittle |
| (c) | Non-Metals | (iii) | Lustrous |
| (d) | Noble Gases | (iv) | Smallest unit of Compound |
Tick (√) the correct alternative from the choice given for the following statement.
Sulphur and carbon are
Write the names of elements from the following symbol:
Xe
Select the correct answer to the statement given below:
The chemical name for dinitrogen oxide [N20].
Select the correct answer to the statement given below:
A non-metal which exists in the liquid state.
Match the following.
| Atom | Building block of matter |
| Element | Atoms of different kinds |
| Compound | Atoms of the same kind |
| Molecule | Smallest unit of a substance |
