Home / Atoms and Electrons – 2 – 4

Atoms and Electrons – 2 – 4

66. The electrons in the third orbit of an atom have …….. energy than the electrons in the second orbit.

(a) more
(b) less
(c) the same
(d) none of the above

Answer
Answer : (a)

Explanation
No answer description available for this question. Let us discuss.

67. When an electron jumps from higher orbit to a lower orbit, it …….. energy.

(a) absorbs
(b) emits
(c) sometimes emits, sometimes absorbs
(d) none of the above

Answer
Answer : (b)

Explanation
No answer description available for this question. Let us discuss.

68. The electrons in the conduction band are known as ……..

(a) bound electrons
(b) valence electrons
(c) free electrons
(d) none of the above

Answer
Answer : (c)

Explanation
No answer description available for this question. Let us discuss.

69. In insulators, the energy gap between valence and conduction bands is ……..

(a) very large
(b) zero
(c) very small
(d) none of the above

Answer
Answer : (a)

Explanation
No answer description available for this question. Let us discuss.

70. In a conductor, the energy gap between valence and conduction bands is ……..

(a) large
(b) very large
(c) very small
(d) none of the above

Answer
Answer : (c)

Explanation
No answer description available for this question. Let us discuss.

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