Top Posters
Since Sunday
g
3
3
2
J
2
p
2
m
2
h
2
s
2
r
2
d
2
l
2
a
2
Home Q & A Board Science-Related Homework Help Chemistry (Moderator: Laser_3)
New Topic  
jbrisell jbrisell
wrote...
Go to Answer
Posts: 308
Rep: 0 0
5 years ago
Use the data given below to construct a Born-Haber cycle to determine the second ionization energy of Ca.
​DH°(kJ)
Ca(s) → Ca(g)193
Ca(g) → Ca⁺(g) + e⁻590.
2 O(g) → O2(g)-498
O(g) + e⁻ → O⁻(g)  -141
O⁻(g) + e⁻ → O2⁻(g)878
Ca(s) + O2(g) → CaO(s)-635
Ca2⁺(g) + O2⁻(g) → CaO(s)-3414


• 1010 kJ

• 1757 kJ

• -1514 kJ

• 1508 kJ

• -3027 kJ
Textbook 
Chemistry: Structure and Properties

Chemistry: Structure and Properties


Edition: 1st
Author:
Read 189 times
3 Replies
Replies
Answer verified by a subject expert
DareksupremeDareksupreme
wrote...
#1
Posts: 185
Rep: 159 0
5 years ago
Sign in or Sign up in seconds to unlock everything for free
More solutions for this book are available here

Related Topics

wrote...
#2
3 years ago
Thank you!
wrote...
#3
3 years ago Edited: 3 years ago, damola Sogeke
.
New Topic      
Quick Reply
Explore
Post your homework questions and get free online help from our incredible volunteers
  858 People Browsing
 125 Signed Up Today
Start New Topic Take the Tour CoursesNew Study Tools Topics Trending Browse by Textbook
Live Chat
Related Images
  
 287
  
 735
  
 252
Your Opinion
Which industry do you think artificial intelligence (AI) will impact the most?
Votes: 352
Previous poll results: Which 'study break' activity do you find most distracting?