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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
Explain the following in term Oxidation of gain or loss of oxygen with two example.
Explain the following in terms of gain or loss of oxygen with one example:
Oxidation
Name the following:
The process in which oxygen is added or hydrogen is removed.
Give the general group study of hydrogen with reference to
burning
In the following reaction: A+ + B → A + B+. Write half-reactions for this reaction and name:
- oxidizing agent
- substance oxidized
- reducing agent
Choose terms from the options given in brackets to complete this sentence.
When CuO reacts with hydrogen,………………… is reduced and ……………….is oxidized to ………………….
(CuO, H2, Cu, H2O)
The process of reduction involves ____________.
Choose the odd one out and write the reason:
State whether the given chemical reaction is a redox reaction or not. Justify your answer.
\[\ce{MnO_2 + 4HCl->MnCl_2 +2H_2O + Cl_2}\]
Metals are good ______.
