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Historical perspectives of atom
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Earn 100
What did the cathode ray experiment reveal?
(a)
Protons
(b)
Neutrons
(c)
Electrons
(d)
Nucleus
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Important Questions on Atomic Structure
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Historical perspectives of atom
Which particle is most responsible for the chemical properties of an atom?
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Historical perspectives of atom
What was the basis of Dalton’s atomic theory?
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Historical perspectives of atom
Way back in the sixth century BC, the Indian philosopher Kanad came forward with which of the following ideas?
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Atomic Structure
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Historical perspectives of atom
Who proposed the first atomic theory?
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Historical perspectives of atom
Which subatomic particle determines the atomic number?
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Who introduced the concept of the indivisible atom in ancient times?
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Who proposed the 'plum pudding model' of the atom?
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According to Maharishi Kanada 'anu' may be made up of sub particles called _____.
HARD
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Atomic Structure
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Historical perspectives of atom
Who developed the quantum mechanical model of the atom?
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Who developed the theory of atoms known as Paramanu-veda?
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Atomic Structure
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Historical perspectives of atom
Which discovery confirmed the existence of protons?
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Historical perspectives of atom
What was the contribution of Aristotle to atomic theory?
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Historical perspectives of atom
What is the charge of an electron?
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Historical perspectives of atom
Which experiment led to the discovery of the nucleus?
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Historical perspectives of atom
In ancient times, which scientist and philosopher named the present day atoms as "paramanus"?
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Atomic Structure
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Historical perspectives of atom
Which scientist demonstrated that the atom has a dense nucleus?
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Atomic Structure
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Historical perspectives of atom
Cotyledons are also called-
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According to Kanad, matter is made up of tiny particles named
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What did Rutherford’s model fail to explain?
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Historical perspectives of atom
Which subatomic particle was discovered by James Chadwick?
