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प्रश्न
State, giving reason, whether the substances printed in bold letters have been oxidized or reduced.
Mg + 2HCl → MgCl2 + H2
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उत्तर
Magnesium undergoes oxidation by loss of electrons (Mg - 2e- → Mg2+).
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संबंधित प्रश्न
Is oxidation an exothermic or an endothermic reaction?
Define redox reaction.
Identify from the reaction the reactants that undergo oxidation and reduction.
2Mg + O2 → 2MgO
Identify from the reaction the reactants that undergo oxidation and reduction.
\[\ce{NiO + H2 -> Ni + H2O}\]
Why this reaction is considered a reversible reaction?
Describe briefly the ionic concept of oxidation and reduction. Give an equation to illustrate.
Name:
a substance that oxidizes concentrated HCl to chlorine.
Oxidation is a process which involves ____________.
When Ag is exposed to air it gets a black coating of ____________.
Which among the following are physical or chemical change?
Curding of milk
