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Element X has a total of 19 electrons and can react with oxygen to form an oxide. Which ...
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Chemistry Classroom
Jamb
Jamb 1980
Atomic Structure And Bonding
The Concept Of Atoms
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Element X has a total of 19 electrons and can react with oxygen to form an oxide. Which of the following statements is NOT true of the oxide of the element?
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Take Free Practice Test On 2026 JAMB UTME, Post UTME, WAEC SSCE, GCE, NECO SSCE
A
When exposed to air, it slowy changes to liquid
B
Its solution in water conducts electricity
C
Its solution in water, on evaporationm gives a white solid
D
Its solution in water liberates hydroge when in contact with aluminium metal
E
Its oxide, when stronlgy heated, regenerates the elements X
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Correct Answer:
Option A
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