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Question
The nuclei having same number of protons but different number of neutrons are called ___ .
(a) isobars
(b) a-particles
(c) isotopes
(d) y-particles
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Solution
(c) isotopes
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List-II (Wavelengths (nm)) |
||
| A. | n2 = 3 to n1 = 2 | I. | 410.2 |
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| D. | n2 = 6 to n1 = 2 | IV. | 486.1 |
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