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Which of the following is true for a multimolecular colloid?
Option: 1
They have size in the colloidal range.
Option: 2
Formed by a large number of atoms or smaller molecules of a substance aggregating together on dissolution.
Option: 3
Examples of multimolecular colloids include sulphur sol containing many S8 sulphur molecules.
Option: 4
All of the above.
Answers (1)
Multimolecular Colloids
On dissolution, a large number of atoms or smaller molecules of a substance aggregate together to form species having size in the colloidal range .
Examples:
1. A gold sol may contain particles of various sizes having many atoms.
2. Sulphur sol consists of particles containing thousand or more of S8 sulphur molecules.
Hence option 4 is correct.
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