Question

Why was Thomson's model of an atom failed?
(i) It could not explain the screening of negative charge from that of positive charge.
(ii) It did not tell about the presence of electrons.
(iii) It did not give an idea about the discrete energy levels.
(iv) It explained the atom as a whole to be electrically neural.
Option here,
(a) Only (iii)
(b) Both (i) and (iii)
(c) Only (i)
(d) Both (ii) and (iv) ​

Answer 1

Answer:

option b is correct

Explanation:

both I and iii

Answer 2

Answer:

$\:option\:b$

Explanation:

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