Which of the following species has highest electron affinity
Asked by admin @ in Chemistry viewed by 302 People
26. Which of the following species has highest electron
affinity?(1) Li(2) 0(3) O(4) N
Asked by admin @ in Chemistry viewed by 302 People
26. Which of the following species has highest electron
affinity?(1) Li(2) 0(3) O(4) N
Answered by admin @
Answer:
O
Explanation:
Electron affinity is the ability of an element to gain electrons in its gaseous state
This fact disqualifies lithium because lithium loses an electron from its outermost energy level instead of gaining it
We are therefore left with oxygen and nitrogen
Oxygen has a higher electron affinity than nitrogen because oxygen has a greater nuclear charge than nitrogen which attracts electrons to its nucleus.
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