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प्रश्न
Reacting with water, an active metal produces
विकल्प
oxygen
nitric acid
a base
none of these
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उत्तर
a base
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संबंधित प्रश्न
Explain oxidation in terms of gain or loss of oxygen with one example.
Name the following:
The process in which oxygen is added or hydrogen is removed.
Identify the substances that are oxidised and the substances that are reduced in the following reaction.
\[\ce{CuO_{(s)} + H2_{(g)} -> Cu_{(s)} + H2O_{(l)}}\]
Explain the following in term of gain or loss of oxygen with two examples.
Oxidation
Give the general group study of hydrogen with reference to
reducing power
Complete and balance the following equation:
CuO +__________→ Cu +___________
Give two tests for a reducing agent.
In the reaction of iron with copper sulphate solution:
CuSO4 + Fe → Cu + FeSO4
Which option in the given table correctly represents the substance oxidized and the reducing agent?
| OPTION | Substance Oxidized | Reducing Agent |
| A | Fe | Fe |
| B | Fe | FeSO4 |
| C | Cu | Fe |
| D | CuSO4 | Fe |
What are reducing agents? Give examples.
The metallic oxide which can be reduced by using common reducing agents is ______.
