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प्रश्न
Which among the following are physical or chemical change?
Sublimation of solid ammonium chloride
उत्तर
Physical
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संबंधित प्रश्न
What are anti-oxidants? Why are they added to fat and oil containing foods?
Identify from the following reaction the reactants that undergo oxidation and reduction.
2Ag2O → 4 Ag + O2 ↑
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Name:
a substance that oxidizes concentrated HCl to chlorine.
Name:
a gas that is oxidizing as well as a reducing agent.
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`"H"_2"O" + "F"_2 -> "HF" + "HOF"`
Which among the following are physical or chemical change?
Burning of Liquefied Petroleum Gas (LPG)
Identify the following reactions as oxidation/reduction/redox reaction
CuO+H2 → Cu+H2O
Find the oxidation number of the element in the following compound.
N in NH3
