Question

Put tiek winst correct choice and woma
wrong choice in questions 15). 16 and 17
n
Rutherford's alpha particle scattering experiment
responsible for the discovery of
(a) Atomic Nucleus
b) Electron
(c) Proton
(d) Neutron
16. Isotopes of an element have
(a) the same physical properties
(b) different chemical properties
(c) different number of neutrons
(d) / different atomic numbers.
17. Number of valence electrons in C ton are:
(b) 8
(d)
(c) 17
(a) 16
18
ATOM​

Answer 1

Answer:

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Answer 2

Answer:

your explanation

Explanation:

hope it will be help you