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The nuclei of which one of the following pairs of nuclei are isotones?
Options
(a) ₃₄Se⁷⁴,₃₁Ga⁷¹
(b) ₃₈Sr⁸⁴,₃₈Sr⁸⁶
(c) ₄₂Mo⁹²,₄₀Zr⁹²
(d) ₂₀Ca⁴⁰,₁₆S³²
Correct Answer:
₃₄Se⁷⁴,₃₁Ga⁷¹
Explanation:
Isotones means number of neutron remains same.
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Topics: Radioactivity
(83)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- The earth radiates in the infrared region of the spectrum. The spectrum is correctly
- Two coils have the mutual inductance of 0.05 H.
- A battery of e.m.f. E and internal resistance r is connected to an external resistance
- 64 identical spheres of charge q and capacitance C each are combined to form a large
- Maximum velocity of the photoelectrons emitted by a metal surface is 1.2×10⁶ ms⁻¹.
Topics: Radioactivity (83)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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