Haryana Police Constable Model Paper 9

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Question : 75 of 100

Marks: +1, -0

Which chemical is used in hair bleaching?

Carbondioxide $(\CO_{2})$
$\H_{2}\O_{2}$ (Hydrogen Peroxide)
$\HCl$ (Hydrochloric Acid)
$\NaOH$ (Sodium Hydroxide)

Solution:

The correct answer is option 2 i.e. Hydrogen Peroxide $(\H_{2}\O_{2})$ .

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