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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
- Huygen’s wave theory allows us to know
- Masses of three wires of copper are in the ratio of 1:3:5 and their lengths
- The horizontal component of earth’s magnetic field at a place is 3×10⁻⁴ T
- A beam of cathode rays is subjected to crossed Electric (E) and Magnetic fields (B)
- Temperature is a measurement of coldness or hotness of an object.
Topics: Radioactivity (83)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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