Who was the first to give the evidence for existence and movement of particles in liquid?

Robert Brown

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John Dalton

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Maharshi Kannada

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Democritus

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Solution

The correct option is A
Robert Brown

Robert Brown gave the evidence for existence and movement of particles in liquids. He suspended some pollen grains in water and looked through a magnifying glass and observed that they were moving in a zig-zag manner, This haphazard, random motion of particles on the surface of a liquid or in the air is called Brownian motion.

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Similar questions

According to Maharshi Kannada, which is the smallest particle?

What is the contribution of the following in Atomic structure?

(a) Maharshi Kanada

(b) Democritus

Democritus is best known for being the first person to propose that atoms exist.

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