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प्रश्न
State whether the following conversion is oxidation or reduction:
K → K+ + e-
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उत्तर
Oxidation
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संबंधित प्रश्न
Fill in the following blanks with suitable words:
The addition of oxygen to a substance is called ......... whereas removal of oxygen is called ........
Fill in the blank
In redox reaction oxidation and reduction occur ............................
Define an oxidation reaction.
Identify from the reaction the reactants that undergo oxidation and reduction.
\[\ce{NiO + H2 -> Ni + H2O}\]
Compare hydrogen and halogens on the basis of:
reaction with oxygen
Select the correct answer from the symbol in the bracket.
The element, which like hydrogen is a strong reducing agent.
When the positive charge on an ion increases or the negative charge on them decreases it is called as _______.
Rusting of iron involves a chemical reaction which is a combination of:
What happens when zinc granules are treated with dilute solution of H2SO4, HCl, HNO3, NaCl and NaOH Also write the chemical equations if reaction oçcurs.
The sum of the oxidation number of all atoms in a compound is ______.
