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JEE CHEMISTRY MCQ: SURFACE CHEMISTRY

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The average size of the colloids is of the order :

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Correct option: B

{10^{ - 7}}\;\mathrm{m}\;\mathrm{ to}\;{10^{ - 9}}\;\mathrm{m}

Option B (

{10^{ - 7}}\;\mathrm{m}\;\mathrm{ to}\;{10^{ - 9}}\;\mathrm{m}

) is correct because the size of colloidal particles typically ranges from 1 nm to 100 nm, which corresponds to

{10^{ - 9}}

m to

{10^{ - 7}}

m.

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