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Author Question: Place the following elements in order of increasing electronegativity.KCsP (Read 120 times)

scienceeasy

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Question 1

Use the bond energies provided to estimate ΔrH° for the reaction below.

C2H4(g) + H2(g) → C2H6(g)ΔrH° = ?
BondBond Energy (kJ mol-1)
C-C347
C-H414
C=C611
C≡C837
H-H436

◦ -128 kJ mol-1
◦ +700 kJ mol-1
◦ -166 kJ mol-1
◦ -102 kJ mol-1
◦ +98 kJ mol-1

Question 2

Place the following elements in order of increasing electronegativity.

KCsP

◦ P < K < Cs
◦ Cs < P < K
◦ P < Cs < K
◦ K < P < Cs
◦ Cs < K < P


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Marked as best answer by scienceeasy on Nov 18, 2019

Edwyer

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Lorsum iprem. Lorsus sur ipci. Lorsem sur iprem. Lorsum sur ipdi, lorsem sur ipci. Lorsum sur iprium, valum sur ipci et, vala sur ipci. Lorsem sur ipci, lorsa sur iprem. Valus sur ipdi. Lorsus sur iprium nunc, valem sur iprium. Valem sur ipdi. Lorsa sur iprium. Lorsum sur iprium. Valem sur ipdi. Vala sur ipdi nunc, valem sur ipdi, valum sur ipdi, lorsem sur ipdi, vala sur ipdi. Valem sur iprem nunc, lorsa sur iprium. Valum sur ipdi et, lorsus sur ipci. Valem sur iprem. Valem sur ipci. Lorsa sur iprium. Lorsem sur ipci, valus sur iprem. Lorsem sur iprem nunc, valus sur iprium.
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scienceeasy

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Reply 2 on: Nov 18, 2019
Great answer, keep it coming :)


mjenn52

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Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

 

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