Question

in the given species 11X23, the atomic number is​

Answer 1

Answer:

12X34 is correct answer

Explanation:

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Answer 2

Explanation:

Correct option is

11, 11, 12

The atomic number of the element is 11. Hence it contains 11 protons and 11 electrons since the element is neutral.

Its mass number is 23 and hence it contains (23-11) = 12 neutrons.

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