Assertion : The sum of protons and neutrons is always different in isobars.
Reason : Isobars are atoms of different elements having same mass number but different atomic number.
Reason : Isobars are atoms of different elements having same mass number but different atomic number.
- AIf both Assertion and Reason are correct and the Reason is a correct explanation of the Assertion.
- BIf both Assertion and Reason are correct but Reason is not a correct explanation of the Assertion.
- CIf the Assertion is correct but Reason is incorrect.
- DIf the Assertion is incorrect but the Reason is correct.
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Similar Questions
Which of the following is not isoelectronic?
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View SolutionWhich of the following pairs is an example of isoelectronic species?
An element with mass number $81$ contains $31.7\%$ more neutrons as compared to protons. Assign the atomic symbol.
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View SolutionWrite the number of nucleons for the following:
$(i)$ $^{35}_{17}Cl$
$(ii)$ $^{40}_{19}K$
$(i)$ $^{35}_{17}Cl$
$(ii)$ $^{40}_{19}K$
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