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Atomic Structure and Chemical Bonding — CHEMISTRY STD 9 — Question

ICSE BoardEnglish MediumSTD 9CHEMISTRYAtomic Structure and Chemical Bonding1 Mark
Question
What is the contribution of the following in atomic structure?
Democritus
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Answer

Democritus called paramanu as atom which comes from the Greek word atomos, meaning indivisible.

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