SSC Government Jobs Exams General Ability General Knowledge

The nucleus of the atom consists of -
(a) Proton and neutron
(b) proton and electron
(c) Neutron and electron
(d) Proton, neutron and electron

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SSC Other Question

A neutral atom (atomic no. > 1) consists of -
(a) Only protons
(b) neutrons + protons
(c) Neutrons + electrons
(d) Neutron + proton + electron
Who discovered neutron -
(a) James Chadwick (b) William Crooks
(c) J.J. Thomson (d) Rutherford