Calculate the number of protons, neutrons and electrons in Br 3580.

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Protons = 80 electrons = 80, neutrons = 35

Protons = 35, electrons = 55, neutrons - 80

Protons = 35, electrors = 35, neutrons = 80

Protons = 35,electrons = 35, neutrons = 45

answer is D.

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Detailed Solution

In Br 3580Number of protons = Number of electrons = 35 = Atomic numberNumber of neutrons = Mass number (A) - (Number of proton)=(80-35)=45

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