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Find the number of neutrons in an atom represented by 4521X.
Classroom
Chemistry Classroom
Waec
Waec 2008
More Topics
Find the number of neutrons in an atom represented by 45
21
X.
SchoolNGR Classroom
Take Free Practice Test On 2026 JAMB UTME, Post UTME, WAEC SSCE, GCE, NECO SSCE
A
21
B
24
C
45
D
66
Show Answer
Show Explanation
Correct Answer:
Option B
Explanation:
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