Which one of the following is not colloid
Starch, albumin, sodium chloride gum arabic
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Sodium chloride is not a colloid
Explanation:
* A colloid is a solution which is homogeneous non crystalline substance containing ultra microscopic particles dispersed in another substance.
- In given substances starch is a colloid as starch particles can disperse in water to form starch colloid.
- Albumin is a colloid, it is the most abundant protein in the blood.
- Gum Arabic also a colloid which is used mostly in the preparation of wine.
- Sodium chloride is not a colloid but it is a crystalloid.
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