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प्रश्न
Tick (√) the correct alternative from the choice given for the following statement.
Sand is a compound of
पर्याय
silicon and nitrogen
silicon and oxygen
oxygen and sulphur
none of the above
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उत्तर
silicon and oxygen
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संबंधित प्रश्न
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Tick (√) the correct alternative from the choice given for the following statement.
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