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प्रश्न
Sulfur dioxide is a ____________.
विकल्प
colourless, poisonous gas with a pungent smell
colourless, non-poisonous gas with a pungent smell
colourless, poisonous gas with a sweet smell
colourless, odourless and poisonous gas
MCQ
रिक्त स्थान भरें
उत्तर
Sulfur dioxide is a colourless, poisonous gas with a pungent smell.
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