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in Science Questions by Moderator (146k points)
this is a chemical compound used in laboratory

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by Moderator (146k points)
Nitrous Oxide (NO2) is called laughing gas.
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by Moderator (63k points)
nitrous oxide (NO2)
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by NoviceUser (2.1k points)
nitrous oxide
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by Moderator (99.8k points)
Nitrous oxide is called as laughing gas.
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by NoviceUser (4.2k points)
Simple Everyone know that Nitrous Oxide (NO2)....:)

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