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प्रश्न
Fill in the blank
Oxidation is the removal of ......................and addition of ....................
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उत्तर
Oxidation is the removal of hydrogen and addition of oxygen.
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संबंधित प्रश्न
When a magnesium ribbon burns in air with a dazzling flame and forms a white ash, is magnesium oxidised or reduced? Why?
Explain the following in terms of gain or loss of oxygen with one example:
Oxidation
In the reaction represented by the following equation:
\[\ce{CuO_{(s)} + H2_{(g)} -> Cu_{(s)} + H2O_{(l)}}\]
- name the substance oxidised
- name the substance reduced
- name the oxidising agent
- name the reducing agent
Indicate which of the following statement is true and which is false:
The removal of hydrogen from a substance is called reduction.
Compare hydrogen with alkali metals on the basis of:
Oxide formation
Is it essential that oxidation and reduction must occur side by side in a chemical reaction? Explain
In the following reaction: A+ + B → A + B+. Write half-reactions for this reaction and name:
- oxidizing agent
- substance oxidized
- reducing agent
During the reaction of some metals with dilute hydrochloric acid, following observations are made.
Silver metal does not show any change
Explain this observation giving suitable reason.
The sum of the oxidation number of all atoms in a compound is ______.
Find the oxidation number of the element in the following compound.
A1 in AlCl3
