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Atomic Physics – 1 – 1

1. The size of the atom is of the order of :

(a) 10–14 m
(b) 10–10 m
(c) 10–8 m
(d) 10–6 m

ANSWER

EXPLANATION

2. The size of the nucleus is of the order of :

(a) 10–14 m
(b) 10–10 m
(c) 10–8 m
(d) 10–6 m

ANSWER

EXPLANATION

3. The ratio of atomic volume of nuclear volume is of the order of :

(a) 1015
(b) 10–15
(c) 1010
(d) 10–10

ANSWER

EXPLANATION

4. Nucleon is common name for :

(a) electron and neutron
(b) Proton and neutron
(c) neutron and Positron
(d) neufrom and neurtino

ANSWER

EXPLANATION

5. The nuclear 7N14 and 6C13 can be desribed as :

(a) Isobars
(b) Isotope
(c) Isomer
(d) Isotones

ANSWER

EXPLANATION

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