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प्रश्न
Which of the following pairs are isobars ?
(i) `""_26^58"A"`, `""_28^58"B"`
(ii) `""_35^79"X"`, `""_35^80"Y"`
Give reasons for your choice.
उत्तर
`""_26^58"A"` and `""_28^58"B"` are isobars because they have same number of nucleons i.e. their mass numbers are same but atomic number is different.
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संबंधित प्रश्न
If the diameter of a carbon atom is 0.15 nm, calculate the number of carbon atoms which can be placed side by side in a straight line across the length of scale of length 20 cm long.
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The four atomic species can be represented as follows. Out of these, the two species which can be termed isobars are :
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(iv)`""_60^203"X"`
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