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प्रश्न
Give the general group study of hydrogen with reference to
burning
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उत्तर
Hydrogen burns in oxygen to form its oxide. It burns with a pop sound.
2H2 + O2 → 2H2O
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संबंधित प्रश्न
What is an oxidising agent?
Is oxidation an exothermic or an endothermic reaction?
Give one example of an oxidation-reduction reaction which is also a combination reaction.
MULTIPLE CHOICE QUESTIONS
The process of adding oxygen to a substance is called
- oxidation.
- reduction.
- displacement.
- hydrogenation.
Identify from the reaction the reactants that undergo oxidation and reduction.
2Mg + O2 → 2MgO
Is it essential that oxidation and reduction must occur side by side in a chemical reaction? Explain
Complete and balance the following equation:
Zn +_________________→ZnCl2 + H2
Give two tests for a reducing agent.
Rusting of iron involves a chemical reaction which is a combination of:
Identify the type of chemical reaction given below:
\[\ce{2Mg + O2 -> 2MgO}\]
