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प्रश्न
State, giving reason, whether the substances printed in bold letters have been oxidized or reduced.
Cl2 + H2S → 2HCl + S
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उत्तर
Chlorine undergoes reduction by the addition of hydrogen to form HCl.
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संबंधित प्रश्न
Is oxidation an exothermic or an endothermic reaction?
In the context of redox reactions, the removal of hydrogen from a substance is known as:
(a) oxidation
(b) dehydration
(c) reduction
(d) dehydrogenation
In what respect does hydrogen differ from:
alkali metals
State whether the following conversion is oxidation or reduction:
K → K+ + e-
Name:
a substance that oxidizes concentrated HCl to chlorine.
Explain the term reduction in term of addition and removal of oxygen/hydrogen with a suitable example.
In the reaction of iron with copper sulphate solution:
CuSO4 + Fe → Cu + FeSO4
Which option in the given table correctly represents the substance oxidized and the reducing agent?
| OPTION | Substance Oxidized | Reducing Agent |
| A | Fe | Fe |
| B | Fe | FeSO4 |
| C | Cu | Fe |
| D | CuSO4 | Fe |
Which among the following are physical or chemical change?
Sublimation of solid ammonium chloride
______ is a metal that has a high resistance to corrosion.
Identify the following reactions as oxidation/reduction/redox reaction
2Mg +O2 → 2MgO
