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Question
An element with the atomic number 19 will most likely combine chemically with the element whose atomic number is ______.
Options
17
11
28
20
Solution
An element with the atomic number 19 will most likely combine chemically with the element whose atomic number is 17.
Explanation:
The element with atomic number 19 will lose 1 electron to achieve the noble gas configuration which can be accepted by the element with atomic number 17.
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