Which of the following elements is most likely to form an ion that will then form an ionic bond with an ion of a Group 1A elemen
1 answer:
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Answer:
Explanation:
We already know that the mass number of an atom is the sum of the number of protons and the number of neutrons.
So, the mass number of this isotope is;
Number of protons = 7
Number of neutrons = 8
Mass number = 7 + 8 = 15
Hence, the isotope is;