An element has 4 protons,3 electrons and 5 neutrons.The number of nucleons is :

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Solution

The correct option is D
9

Explanation for the correct answer
Option D
Number of protons of the given element = 4
Number of electrons of the given element = 3
Number of neutrons = 5
Nucleon number = Number of protons + Number of Neuron = 4 +5 = 9.
Conclusion: Hence option D is correct, So, the number of nucleons present in an element that has 4 protons,3 electrons, and 5 neutrons is nine.

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