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प्रश्न
Cl2 acts as a bleaching agent.
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उत्तर
It is a powerful bleaching agent. Bleaching action is due to oxidation.
Cl2 + H2O → 2HCl + O
Coloured substance Colourless substance + O → It bleaches organic matter in the presence of moisture. Bleaching effect of chlorine is permanent.
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संबंधित प्रश्न
F2 has lower bond dissociation enthalpy than Cl2. Why?
Which halogen compound in the following pair will react faster in SN2 reaction CH3Br or CH3I.
Why are halogens coloured?
Select the correct alternative from the choices given :
The correct order of increasing acidic strength of the oxoacids of chlorine is:
Which one has the lowest boiling point?
Which is the strongest acid in the following:
Which of the following pairs of ions are isoelectronic and isostructural?
Which of the following statements are true?
(i) Only type of interactions between particles of noble gases are due to weak dispersion forces.
(ii) Ionisation enthalpy of molecular oxygen is very close to that of xenon.
(iii) Hydrolysis of XeF6 is a redox reaction.
(iv) Xenon fluorides are not reactive.
Iodine has lowest oxidiation state in ______.
Statement I: Acid strength increases in the order given as HF << HCl << HBr << HI.
Statement II: As the size of the elements F, Cl, Br, and I increase down the group, the bond strength of HF, HCl, HBr and HI decreases and so the acid strength increases.
In the light of the above statements, choose the correct answer from the options given below.
