the pic (yellow circle l). What is the above O means? Is it 5OH^- or 5 O^- H?

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ISBN:9781305957404
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Chapter1: Chemical Foundations
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In the pic (yellow circle l). What is the above O means? Is it 5OH^- or 5 O^- H?
+6
+ 3
+ 2
Cu
GrCOH)3 + Cu(OH), + OF
+ H20
>
Reduction
Oscidation
Gou is excidlising agent
is reducing ogent
Cou
Adding
Cu
२-
Step 1:
>
water
to
balance O
Cr (OH)3 +
H2O
Now, balanciny
Gou
Balancing change,
H
+ 5H,O
G(OH), +
H,O +
5 OH
+ H,O
5OH
+ 5H20
+ 3e
2:
Cu
CUCOH)2
2 бн
+ Cu -
Cu(OH)2
Balancing change ,
Cu
Cu (OH)2
+ 2e-
2 би +
Adding equation O . atx multiplying
D by 2
electrons
'and
3
to
balance
> 2 G(0H)3 + 2 H,0 + 10 OH
3 Cu(OH), + 6e
2 Go4 + 10 H0 + bế
6 OH
>
3 Cu +
2 Cro + 3 Cu + 10 H,O
+ 6 OH
2 6r (OH)3 + 3 Cu(OH),
+ 2H,0 +
10 8,
+ 3 Cu + 8H20
→ 3 Cu(OH), + 2 6r(OH),+ 4 OH
Balanced
chemical eguathen .
Transcribed Image Text:+6 + 3 + 2 Cu GrCOH)3 + Cu(OH), + OF + H20 > Reduction Oscidation Gou is excidlising agent is reducing ogent Cou Adding Cu २- Step 1: > water to balance O Cr (OH)3 + H2O Now, balanciny Gou Balancing change, H + 5H,O G(OH), + H,O + 5 OH + H,O 5OH + 5H20 + 3e 2: Cu CUCOH)2 2 бн + Cu - Cu(OH)2 Balancing change , Cu Cu (OH)2 + 2e- 2 би + Adding equation O . atx multiplying D by 2 electrons 'and 3 to balance > 2 G(0H)3 + 2 H,0 + 10 OH 3 Cu(OH), + 6e 2 Go4 + 10 H0 + bế 6 OH > 3 Cu + 2 Cro + 3 Cu + 10 H,O + 6 OH 2 6r (OH)3 + 3 Cu(OH), + 2H,0 + 10 8, + 3 Cu + 8H20 → 3 Cu(OH), + 2 6r(OH),+ 4 OH Balanced chemical eguathen .
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