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प्रश्न
Non-metals are usually poor conductors of heat and electricity. They are non-lustrous, non-sonorous, non-malleable and are coloured.
Name a non-metal which is required for combustion.
एक शब्द/वाक्यांश उत्तर
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उत्तर
Oxygen
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संबंधित प्रश्न
Define the term: Element
Name: a Metal Which is a Poor Conductor of Electricity.
Define: Atom
Define: Molecule
State the number of atoms of each element, present in \[\ce{HNO3}\].
Also name the compound.
Name A substance used as an insulator.
Give one use of the following substance:
Coal
Tick (√) the correct alternative from the choice given for the following statement
The most ductile metal.
Complete the statement with the correct words.
Acid’s are chemicals which are _____ in taste and derived from plants and ________.
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 |
