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प्रश्न
Indicate which of the following statement is true and which is false:
The removal of hydrogen from a substance is called reduction.
विकल्प
True
False
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उत्तर
False
Explanation:
The removal of hydrogen from a substance is called oxidation.
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संबंधित प्रश्न
Explain the following in terms of gain or loss of oxygen with one example:
Oxidation
In order to prevent the spoilage of potato chips, they are packed in plastic bags in an atmosphere of ______.
Identify from the reaction the reactants that undergo oxidation and reduction.
Fe + S → FeS
In what respect does hydrogen differ from:
alkali metals
Give the general group study of hydrogen with reference to
burning
Name:
an oxidizing agent that does not contain oxygen.
Name:
a substance that will reduce aqueous Iron(III)ions to iron(II)ions.
Identify the oxidising agent (oxidant) in the following reactions
`2"Mg" + "O"_2 -> 2"MgO"`
A reddish brown metal used in electrical wires when powdered and heated strongly turns black. When hydrogen gas is passed over this black substance, it regains its original colour. Based on this information answer the following questions:
- Name the metal and the black substance formed.
- Write balanced chemical equations for the two reactions involved in the above information
The metallic oxide which can be reduced by using common reducing agents is ______.
