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An atom was observed with +3 charge, n = 38, and e = 28, What is the element name of the atom? A. Gallium - 69 B. Nickel - 66 C. Manganese - 63 D. Selenium - 72
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An atom was observed with +3 charge, n = 38, and e = 28, What is the element name of the atom?

A. Gallium - 69
B. Nickel - 66
C. Manganese - 63
D. Selenium - 72

User Dthomasen
by
8.6k points

1 Answer

7 votes
Hey there !

We know that

Atomic number , z = number of n+number of e

=> Z = 38+28 = 66

Hence the answer is B)Nickel-66

I hope this helps you:)
Have a good day ;)
User Ivan Dal Bosco
by
7.4k points
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