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प्रश्न
Name: A brown gas
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उत्तर
Nitrogen dioxide
NO2
APPEARS IN
संबंधित प्रश्न
Complete and balance the following chemical equations:
Fe `"SO"_4` + NaOH `→`
(aq.) (aq.)
MULTIPLE CHOICE QUESTIONS
Tick the most appropriate answer.
Miscible liquids having slightly different boiling points can be separated by the
- evaporation
- distillation
- fractional distillation
- sedimentation
True or false
New substances are formed in a chemical change.
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Write the equation for the process of formation of rust.
