Atomic masses of isotopes of carbon ( $_{6} C^{12}$ ) having neutrons 7 and 8 respectively are :

14, 15

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15, 16

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16, 17

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13, 14

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Solution

The correct option is C 13, 14
Atomic mass of first isotope of carbon = atomic number + no. of neutrons = 6 + 7 = 13
Atomic mass of second isotope of carbon = atomic number + no. of neutrons = 6 + 8 = 14

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Atomic masses of isotopes of carbon (6C12) having neutrons 7 and 8 respectively are :

The correct option is C 13, 14Atomic mass of first isotope of carbon = atomic number + no. of neutrons = 6 + 7 = 13Atomic mass of second isotope of carbon = atomic number + no. of neutrons = 6 + 8 = 14

Atomic masses of isotopes of carbon ( $_{6} C^{12}$ ) having neutrons 7 and 8 respectively are :

The correct option is C 13, 14
Atomic mass of first isotope of carbon = atomic number + no. of neutrons = 6 + 7 = 13
Atomic mass of second isotope of carbon = atomic number + no. of neutrons = 6 + 8 = 14