Applications of Colloids
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CHXII05:SURFACE CHEMISTRY

320790 The size of particles in suspension, true solution and colloidal solution varies in the order.

1 suspension \(>\) colloidal \(>\) true solution
2 true solution \(>\) suspension \(>\) colloidal
3 suspension \(>\) colloidal \(=\) true solution
4 none of the above.
CHXII05:SURFACE CHEMISTRY

320791 The size of the colloidal particles is in between:-

1 \(10^{-7}-10^{9} \mathrm{~cm}\)
2 \(10^{-9}-10^{-11} \mathrm{~cm}\)
3 \(10^{-5}-10^{-7} \mathrm{~cm}\)
4 \(10^{-2}-10^{-3} \mathrm{~cm}\)
CHXII05:SURFACE CHEMISTRY

320792 Which of the following is not a homogeneous mixture?

1 A mixture of \(\mathrm{O}_{2}\) and \(\mathrm{N}_{2}\)
2 Brass
3 A solution of sugar in water
4 Milk
CHXII05:SURFACE CHEMISTRY

320793 Size of colloidal particles is

1 \({\rm{1}}\;{\rm{m\mu }}\,\,{\rm{to}}\,\,{\mkern 1mu} {\rm{100}}\;{\rm{m\mu }}\)
2 \({\rm{10\mu }}\,\,{\rm{to}}{\mkern 1mu} {\mkern 1mu} \,{\rm{20}}\;{\rm{\mu }}\)
3 \({\rm{0}}{\rm{.05\mu }}\,{\rm{to}}{\mkern 1mu} \,{\mkern 1mu} {\rm{0}}{\rm{.1}}\;{\rm{\mu }}\)
4 \({\rm{25}}\,{\rm{\mu }}\,\,{\rm{to}}{\mkern 1mu} {\mkern 1mu} \,{\rm{30}}\,{\rm{\mu }}\)
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CHXII05:SURFACE CHEMISTRY

320790 The size of particles in suspension, true solution and colloidal solution varies in the order.

1 suspension \(>\) colloidal \(>\) true solution
2 true solution \(>\) suspension \(>\) colloidal
3 suspension \(>\) colloidal \(=\) true solution
4 none of the above.
CHXII05:SURFACE CHEMISTRY

320791 The size of the colloidal particles is in between:-

1 \(10^{-7}-10^{9} \mathrm{~cm}\)
2 \(10^{-9}-10^{-11} \mathrm{~cm}\)
3 \(10^{-5}-10^{-7} \mathrm{~cm}\)
4 \(10^{-2}-10^{-3} \mathrm{~cm}\)
CHXII05:SURFACE CHEMISTRY

320792 Which of the following is not a homogeneous mixture?

1 A mixture of \(\mathrm{O}_{2}\) and \(\mathrm{N}_{2}\)
2 Brass
3 A solution of sugar in water
4 Milk
CHXII05:SURFACE CHEMISTRY

320793 Size of colloidal particles is

1 \({\rm{1}}\;{\rm{m\mu }}\,\,{\rm{to}}\,\,{\mkern 1mu} {\rm{100}}\;{\rm{m\mu }}\)
2 \({\rm{10\mu }}\,\,{\rm{to}}{\mkern 1mu} {\mkern 1mu} \,{\rm{20}}\;{\rm{\mu }}\)
3 \({\rm{0}}{\rm{.05\mu }}\,{\rm{to}}{\mkern 1mu} \,{\mkern 1mu} {\rm{0}}{\rm{.1}}\;{\rm{\mu }}\)
4 \({\rm{25}}\,{\rm{\mu }}\,\,{\rm{to}}{\mkern 1mu} {\mkern 1mu} \,{\rm{30}}\,{\rm{\mu }}\)
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CHXII05:SURFACE CHEMISTRY

320790 The size of particles in suspension, true solution and colloidal solution varies in the order.

1 suspension \(>\) colloidal \(>\) true solution
2 true solution \(>\) suspension \(>\) colloidal
3 suspension \(>\) colloidal \(=\) true solution
4 none of the above.
CHXII05:SURFACE CHEMISTRY

320791 The size of the colloidal particles is in between:-

1 \(10^{-7}-10^{9} \mathrm{~cm}\)
2 \(10^{-9}-10^{-11} \mathrm{~cm}\)
3 \(10^{-5}-10^{-7} \mathrm{~cm}\)
4 \(10^{-2}-10^{-3} \mathrm{~cm}\)
CHXII05:SURFACE CHEMISTRY

320792 Which of the following is not a homogeneous mixture?

1 A mixture of \(\mathrm{O}_{2}\) and \(\mathrm{N}_{2}\)
2 Brass
3 A solution of sugar in water
4 Milk
CHXII05:SURFACE CHEMISTRY

320793 Size of colloidal particles is

1 \({\rm{1}}\;{\rm{m\mu }}\,\,{\rm{to}}\,\,{\mkern 1mu} {\rm{100}}\;{\rm{m\mu }}\)
2 \({\rm{10\mu }}\,\,{\rm{to}}{\mkern 1mu} {\mkern 1mu} \,{\rm{20}}\;{\rm{\mu }}\)
3 \({\rm{0}}{\rm{.05\mu }}\,{\rm{to}}{\mkern 1mu} \,{\mkern 1mu} {\rm{0}}{\rm{.1}}\;{\rm{\mu }}\)
4 \({\rm{25}}\,{\rm{\mu }}\,\,{\rm{to}}{\mkern 1mu} {\mkern 1mu} \,{\rm{30}}\,{\rm{\mu }}\)
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CHXII05:SURFACE CHEMISTRY

320790 The size of particles in suspension, true solution and colloidal solution varies in the order.

1 suspension \(>\) colloidal \(>\) true solution
2 true solution \(>\) suspension \(>\) colloidal
3 suspension \(>\) colloidal \(=\) true solution
4 none of the above.
CHXII05:SURFACE CHEMISTRY

320791 The size of the colloidal particles is in between:-

1 \(10^{-7}-10^{9} \mathrm{~cm}\)
2 \(10^{-9}-10^{-11} \mathrm{~cm}\)
3 \(10^{-5}-10^{-7} \mathrm{~cm}\)
4 \(10^{-2}-10^{-3} \mathrm{~cm}\)
CHXII05:SURFACE CHEMISTRY

320792 Which of the following is not a homogeneous mixture?

1 A mixture of \(\mathrm{O}_{2}\) and \(\mathrm{N}_{2}\)
2 Brass
3 A solution of sugar in water
4 Milk
CHXII05:SURFACE CHEMISTRY

320793 Size of colloidal particles is

1 \({\rm{1}}\;{\rm{m\mu }}\,\,{\rm{to}}\,\,{\mkern 1mu} {\rm{100}}\;{\rm{m\mu }}\)
2 \({\rm{10\mu }}\,\,{\rm{to}}{\mkern 1mu} {\mkern 1mu} \,{\rm{20}}\;{\rm{\mu }}\)
3 \({\rm{0}}{\rm{.05\mu }}\,{\rm{to}}{\mkern 1mu} \,{\mkern 1mu} {\rm{0}}{\rm{.1}}\;{\rm{\mu }}\)
4 \({\rm{25}}\,{\rm{\mu }}\,\,{\rm{to}}{\mkern 1mu} {\mkern 1mu} \,{\rm{30}}\,{\rm{\mu }}\)
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