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प्रश्न
Compare hydrogen and halogens on the basis of:
reaction with oxygen
उत्तर
Hydrogen reacts with oxygen to form a neutral oxide, H2O. Halogens react with oxygen to form acidic oxides like Cl2O and Cl2O7.
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संबंधित प्रश्न
Define corrosion.
Define reduction in terms of gain or loss of hydrogen with one example.
Hydrogen burns with a ______ flame and ______ sound is heard.
MULTIPLE CHOICE QUESTIONS
The process of adding oxygen to a substance is called
- oxidation.
- reduction.
- displacement.
- hydrogenation.
Explain the following in term Reduction of gain or loss of oxygen with two example.
State, giving reason, whether the substances printed in bold letters have been oxidized or reduced.
Mg + 2HCl → MgCl2 + H2
State whether the following conversion is oxidation or reduction:
Cu2+ + 2 e-→ Cu
Explain the term redox reaction with an example involving the reaction of hydrogen sulphide with chlorine.
Identify the following reactions as oxidation/reduction/redox reaction
CuO+H2 → Cu+H2O
Find the oxidation number of the element in the following compound.
N in NH3
