An atom has 26 electrons and its atomic weight is 56. The number of neutrons in the nucleus of the atom will be

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An atom has 26 electrons and its atomic weight is 56. The number of neutrons in the nucleus of the atom will be

ChemistryClassification of Elements and Periodicity in PropertiesNEET

Options:

A 26
B 30
C 36
D 56

Solution:

2675 Upvotes Verified Answer

The correct answer is: 30

Atomtextc number is 26

= P = e

atomtextc weight is 56

= P + N

so representation is

_{26} X^{56}

N = A - E = 56 - 26 = 30

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