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Chemistry
4. Structure of Atom
Home · Class 9 · Chemistry · Ref. Book · 4. Structure of Atom
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Q18 of 149 Page 191

How many times is a proton heavier than an electron?

A proton is 1840 times heavier than an electron.


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16

Name the positively charged particle present in the atoms of all the elements.

17

What is the electronic configuration of a hydrogen atom?

19

Name the gas which produces anode rays consisting of protons in the discharge tube experiment.

20

Which part of an atom was discovered by Rutherford’s alpha particle scattering experiment?

Questions · 149
4. Structure of Atom
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