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A metallic ion X2+ with an inert gas structure contains 18 electrons. How many protons ...
Classroom
Chemistry Classroom
Jamb
Jamb 1988
Oxidation And Reduction
More Topics
A metallic ion X
2+
with an inert gas structure contains 18 electrons. How many protons are there in this ion?
SchoolNGR Classroom
Take Free Practice Test On 2026 JAMB UTME, Post UTME, WAEC SSCE, GCE, NECO SSCE
A
20
B
18
C
16
D
2
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Correct Answer:
Option A
Explanation:
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