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प्रश्न
Which of the following are not compounds?
- Chlorine gas
- Potassium chloride
- Iron
- Iron sulphide
- Aluminium
- Iodine
- Carbon
- Carbon monoxide
- Sulphur powder
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उत्तर
Chlorine gas, iron, aluminium, iodine, carbon and sulphur powder are not compounds.
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