Question & Answer: Choose the element with the more negative (more exothermic) electron affinity from each of…..

xy a oegg Study I Guided Solutio eringChemlstry ure https://www.chegg.com/study?hwh_cr-1 MasteringChemistry: CH 08 HW 슬 Secure I https://session.masteringchemistry.com/myct/itemview?assignmentProblemlD-881692 73&offset CH 08 HW Exercise 8.80 Exercise 8.80 Part A Choose the element with the more negative (more exothermic) electron affinity from each of the following pairs. Na or P O Na O P Submit My Answers Give Up Part B H or Na O H ○Na Submit My Answers Give Up Part C Si or P ○Si O P Submit My Answers Give Up Part D

Choose the element with the more negative (more exothermic) electron affinity from each of the following pairs. Na or P Na P H or Na H Na Si or P Si P

Expert Answer

Answer

Part A: Na and P are in same period (3 rd ). As we move from left to right, electron affinity increases.

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Question & Answer: Choose the element with the more negative (more exothermic) electron affinity from each of…..

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As Na is in left with respect to P, the electron affinity of Na is less than P.

So, Na has more negative electron affinity.

Part B:

Na has higher electron affinity than H.

So, Na has more negative electron affinity.

Part C: P has more negative electron affinity.

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