A very small amount of mercury on placing over a clean glass plate forms a tiny spherical ball.
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Answer: Mercury Try to acquire low surface area.
Explanation: It's general Property of liquids to acquire possible low surface area. Also cohesion force within in the Mercury is greater Than Adhesive force between Mercury and Glass.
Cohesive force is nothing but the force of attraction between molecules of same substance where as Adhesive force is force of attraction between the molecules of different substance.
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