REDOX REACTION 5S2 (22/4/2020) by CHAN BE https://padlet.com/cyb8653/PT FORM 5 en-us 2020-04-05 02:32:57 UTC 2020-04-27 05:28:34 UTC hello@padlet.com https://padlet-uploads.storage.googleapis.com/513608449/c7281a30dedd229912055c587e423177/PANDA.jpg QUESTION cyb8653 https://padlet.com/cyb8653/PT/wish/521938443 1. Electrolysis 2.0 moldm-3 KCl using carbon electrodes, state

a) half eq of oxidation

b) observation at cathode
H+ --> H2
c) overall ionic equation

d) reason at anode

e) oxidising agent

]]> 2020-04-22 04:39:34 UTC https://padlet.com/cyb8653/PT/wish/521938443 Brady https://padlet.com/cyb8653/PT/wish/522032894 1.a) Cl- --> Cl2 + 2e-
  b) colourless gas bubble is produced
  c) 2Cl- + 2H+ --> Cl2 + H2
  d) becoz Cl- has higher concentration than OH-
  e) H+ ion]]> 2020-04-22 06:04:58 UTC https://padlet.com/cyb8653/PT/wish/522032894 Lim Hui Ching https://padlet.com/cyb8653/PT/wish/522032938 1.a) 2Cl- --> Cl2 + 2e-
b) Colourless gas bubbles are produced.
c) 2Cl- + 2H+ --> Cl2 + H2
d) Chloride ion has higher concentration than hydroxide ion. 
e) hydrogen ion]]> 2020-04-22 06:05:00 UTC https://padlet.com/cyb8653/PT/wish/522032938 Ngwe Chieh Rui https://padlet.com/cyb8653/PT/wish/522032944 a)2Cl- -> Cl2 + 2e-
b)colourless gas bubbles is released
c)2H+ + 2Cl- -> Cl2 + H2
d)concentration of Cl- is higher than OH-
e)H+ ion]]> 2020-04-22 06:05:00 UTC https://padlet.com/cyb8653/PT/wish/522032944 Jacky https://padlet.com/cyb8653/PT/wish/522033000 1.a) 2Cl- -> Cl2 + 2e-
  b) colourless gas bubbles released.
c) 2Cl- + 2H+ -> Cl2 + H2
d) concentration of Cl- is higher than OH-.
e) hydrogen ion

]]> 2020-04-22 06:05:02 UTC https://padlet.com/cyb8653/PT/wish/522033000 Ho Wei Chern https://padlet.com/cyb8653/PT/wish/522033108 1.
a) 2Cl- --> Cl2 + 2e-
b) colourless gas bubbles produced
c) 2Cl- + 2H+ --> H2 + Cl2
d)Cl- has higher concentration than
e) H+ ion]]> 2020-04-22 06:05:04 UTC https://padlet.com/cyb8653/PT/wish/522033108 Ong Zhiqian https://padlet.com/cyb8653/PT/wish/522033143 1. 2Cl- --> Cl2 + 2e-
2. Colourless gas bubbles are produced
3. 2Cl- + 2H+ --> Cl2 + H2
4. Cl- is more concentrated than OH-
5. H+ ion]]> 2020-04-22 06:05:05 UTC https://padlet.com/cyb8653/PT/wish/522033143 yong jin yit https://padlet.com/cyb8653/PT/wish/522033157 1.a)2Cl- -> Cl2 + 2e-
b)greenish yellow gas           is produced
C)2Cl- + H+ --> Cl2
d)Chlorine ion has higher concentration than hygrogen ion
e)hydrogen ion

]]> 2020-04-22 06:05:06 UTC https://padlet.com/cyb8653/PT/wish/522033157 Teng Wey Ee https://padlet.com/cyb8653/PT/wish/522033192 a)2Cl- --> Cl2 + 2e-
b) colourless gas bubbles are released .
c)2H+ +2Cl- --> Cl2 + H2
d)Cl- has higher concentration than OH-
e)Hydrogen ion.

]]> 2020-04-22 06:05:08 UTC https://padlet.com/cyb8653/PT/wish/522033192 Gareth Lim https://padlet.com/cyb8653/PT/wish/522033196 1. a) 2CI- -> CI2 + 2e-
b) Colourless gas bubbles are produced.
c) 2CI- + 2H+ -> CI2 + H2 
d) CI- has higher concentration than OH- in the Electrochemical Series.
e) H+ ion]]> 2020-04-22 06:05:08 UTC https://padlet.com/cyb8653/PT/wish/522033196 Tan Chi Yiu https://padlet.com/cyb8653/PT/wish/522033197 1.a)2Cl- —> Cl2 + 2e-
  b)Colourless gas bubbles are produced 
  c)2Cl- + 2H+ —> Cl2 + H2 
  d)Cl- has higher concentration than OH-
  e) H+ ion]]> 2020-04-22 06:05:08 UTC https://padlet.com/cyb8653/PT/wish/522033197 Lau Pei Sin https://padlet.com/cyb8653/PT/wish/522033273 1.a)2Cl-->Cl2 +2e-
  b)colourless gas bubbles are produced
 c)2Cl- +2H+ -->Cl2 + H2
d)Cl- has higher concentration than OH-
e)Hydrogen ion]]> 2020-04-22 06:05:12 UTC https://padlet.com/cyb8653/PT/wish/522033273 Ding Kit Xiang https://padlet.com/cyb8653/PT/wish/522033287 1. 2Cl -> Cl2 + 2e-

2. Colourless gas bubbles are produced.

3. 2Cl- + 2H+ -> Cl2 +H2

4. Cl- has higher 
concentration than OH-

5.Hydrogen ion]]> 2020-04-22 06:05:13 UTC https://padlet.com/cyb8653/PT/wish/522033287 Andrew Tee https://padlet.com/cyb8653/PT/wish/522033395 1)a)2Cl- ->Cl2+2e-
  b)Colourless gas bubbles is produced
c)2Cl- + 2H+ --> Cl2+H2
d)Cl has higher concentration than OH-
e)Hydrogen ion

]]> 2020-04-22 06:05:18 UTC https://padlet.com/cyb8653/PT/wish/522033395 Cheang Weng Yee https://padlet.com/cyb8653/PT/wish/522033470 1. a) 2Cl- --> Cl2 + 2e-
b) colourless gas bubbles is released.
c)2Cl-+2H+ --> Cl2 +H2
d) Cl- has higher concentration than OH-.
e)Hydrogen ion

]]> 2020-04-22 06:05:22 UTC https://padlet.com/cyb8653/PT/wish/522033470 Michelle Lim https://padlet.com/cyb8653/PT/wish/522033548 1.a)2Cl- -->Cl2+2e-
b)colourless gas bubbles
are produced
c)2Cl- + 2H+ -->Cl2+H2
d)Cl- has higher concentration than OH-
e)hydrogen ion]]> 2020-04-22 06:05:26 UTC https://padlet.com/cyb8653/PT/wish/522033548 Chan Xin Yi https://padlet.com/cyb8653/PT/wish/522033831 a)2Cl- --> Cl2 + 2e-
b) Colourless gas bubbles are produced.
c)2Cl- + 2H+ --> Cl2 + H2
d) chloride ion is more concentrated than OH- ion.
e)H+ion]]> 2020-04-22 06:05:41 UTC https://padlet.com/cyb8653/PT/wish/522033831 Darren https://padlet.com/cyb8653/PT/wish/522033879 1.
a)2Cl- --> Cl2+2e-
b)colourless gas bubbles released
c)2Cl- + 2H+ --> H2 + Cl2
d)Cl- has higher concentration than OH-
e)hydrogen ion]]> 2020-04-22 06:05:43 UTC https://padlet.com/cyb8653/PT/wish/522033879 Yap Jia Yong https://padlet.com/cyb8653/PT/wish/522034016 1.a)2Cl --> Cl2 + 2e-
b)Greenish-yellow gas is produced
c)2Cl- + 2H+ -> Cl2 + H2
d) Cl is more concentrated then OH-
e)Cl- ion]]> 2020-04-22 06:05:50 UTC https://padlet.com/cyb8653/PT/wish/522034016 Ng Yee Xuan https://padlet.com/cyb8653/PT/wish/522034023 a) 2Cl- -> Cl2 + 2e
b) Colourless gas bubbles is produced.
c) 2H+ + 2Cl- -> H2 + Cl-
d)Cl- has higher concentration than OH- 
e) H+]]> 2020-04-22 06:05:50 UTC https://padlet.com/cyb8653/PT/wish/522034023 Kua Sue Ann https://padlet.com/cyb8653/PT/wish/522034185 1. a) 2Cl- —> Cl2 + 2e-
b)colourless gas bubbles produced
c) 2Cl- + 2H+ —> Cl2 + H2
d) Cl- has higher concentration than OH-
e) Hydrogen ion]]> 2020-04-22 06:05:58 UTC https://padlet.com/cyb8653/PT/wish/522034185 Wong Ji-Yi https://padlet.com/cyb8653/PT/wish/522034266 1a)2Cl- -> Cl2 + 2e-
b)colourless gas bubble is produced
c)2Cl- + 2H+ -> Cl2 +2H2
d)Chloride ion is more concentrated than OH-
e)H+]]> 2020-04-22 06:06:02 UTC https://padlet.com/cyb8653/PT/wish/522034266 Jonathan Wong Ji Jun https://padlet.com/cyb8653/PT/wish/522034420 a) 2Cl- -->Cl2 +2e-
b) Colourless gas bubbles are produced.
c) 2Cl- + 2H+ --> Cl2 + H2
d) Chloride ion is higher concentration than hydroxide ion.
e) Hydrogen ion]]> 2020-04-22 06:06:08 UTC https://padlet.com/cyb8653/PT/wish/522034420 marcus law https://padlet.com/cyb8653/PT/wish/522035044 1) 2Cl- ----> Cl2 + 2e
2) colourless gas bubbles produced.
C)2CL- + 2H+ -----> CL2 + H2
D) CL- has higher concentration than OH-
e) Hydrogen ion]]> 2020-04-22 06:06:36 UTC https://padlet.com/cyb8653/PT/wish/522035044 Chan Sue Wen https://padlet.com/cyb8653/PT/wish/522035193 1. 
A)2Cl- —> Cl2 +2e-
B)colourless gas bubbles is released
C) 2Cl- + 2H+ —> Cl2 + H2
D) Cl- ion is more concentrated than OH-
ion
E) hydrogen ion]]> 2020-04-22 06:06:44 UTC https://padlet.com/cyb8653/PT/wish/522035193 Chua Chun Yan https://padlet.com/cyb8653/PT/wish/522038325 a)2Cl--->Cl2 + 2e-
b)Colourless gas bubble are produced
c)2Cl- + 2H+-->Cl2 + H2
d)The concentration of Cl- is higher than OH-
e)H+]]> 2020-04-22 06:09:04 UTC https://padlet.com/cyb8653/PT/wish/522038325 Lim De Huan https://padlet.com/cyb8653/PT/wish/522040057 1a) Chloride ion
B) colourless gas bubbles is producedC) H+ + Cl- --> H2+Cl2
D) Chloride ion has higher concentration than hydroxide ion
E) Hydrogen ion
]]> 2020-04-22 06:10:21 UTC https://padlet.com/cyb8653/PT/wish/522040057 Diong Kai Jieu https://padlet.com/cyb8653/PT/wish/522040105 1)
(a) 2Cl-  - - > Cl2+2e-
(b) Colourless gas bubbles are produced
(c) 2Cl- + 2H+ - - > Cl2+ H2
(d) Because Cl- is higher concentration than OH-
(e) H+ ion]]> 2020-04-22 06:10:22 UTC https://padlet.com/cyb8653/PT/wish/522040105 Yap Han Ze https://padlet.com/cyb8653/PT/wish/522040638 A) 2Cl- —> Cl2 + 2e-
B)CGB is produced
C) 2Cl- + 2H+ -> Cl2 + H2
D) Chloride ion has higher concentration than hydroxide ion in ECS
E) Hydrogen ion]]> 2020-04-22 06:10:48 UTC https://padlet.com/cyb8653/PT/wish/522040638 Milliz tham https://padlet.com/cyb8653/PT/wish/522040705 1.2Cl- + e- —>Cl
b) colourless gas bubbles is produced
c)2H+ + 2 Cl- —> H2+ Cl2
d)hydrogen ion is at lower position than K+ ion in the electrochemical series
e)hydrogen ion
]]> 2020-04-22 06:10:51 UTC https://padlet.com/cyb8653/PT/wish/522040705 O Ying Fang https://padlet.com/cyb8653/PT/wish/522041487 1a) 2cl- - >Cl2 +2e-
B)colourless gas bubble produced
C) 2Cl- + 2H+ - >Cl2 +H2
D) chloride ion has higher concentration than hydroxide ion
E) h+ ion]]> 2020-04-22 06:11:28 UTC https://padlet.com/cyb8653/PT/wish/522041487 Wilson Leong https://padlet.com/cyb8653/PT/wish/522041566 1.
a)2Cl- ->Cl2 + 2e-
b) Colourless gas bubbles produced
c)2Cl- + H2 -> 2H+ + Cl2
d)Cl- has higher concentration 
e) H+ ion]]> 2020-04-22 06:11:32 UTC https://padlet.com/cyb8653/PT/wish/522041566 Yip Zheng Qing https://padlet.com/cyb8653/PT/wish/522041789 a) 2Cl- --> Cl2 + 2e-
b) colourless gas bubbles are peoduced
c) 2Cl- + 2H+ --> Cl2 + H2
d) Cl- has higher concentration than OH-
e) H+ ion]]> 2020-04-22 06:11:43 UTC https://padlet.com/cyb8653/PT/wish/522041789 https://padlet.com/cyb8653/PT/wish/522041859 Tan Sing Xuan 
1. a) 2Cl- --> Cl2 + 2e- 
   b) colourless gas bubbles released 
   c) 2Cl- + 2H+ --> Cl2 + H2
   d) Cl- ion is more concentrated than OH- ion
   e) H+ ion]]> 2020-04-22 06:11:46 UTC https://padlet.com/cyb8653/PT/wish/522041859 Charlotte https://padlet.com/cyb8653/PT/wish/522042168 1)
a) 2Cl- —> Cl2 + 2e-
b) greenish yellow gas is produced 
C) 2H+ + 2Cl- —> Cl2 + H2

2) 
a) Cl- has higher concentration than OH- ion
B) hydrogen ion 
]]> 2020-04-22 06:12:00 UTC https://padlet.com/cyb8653/PT/wish/522042168 Lim Mun Kit https://padlet.com/cyb8653/PT/wish/522050889 a.2Cl- --> 2Cl + 2e-
b.Colourless gas bubbles are produced
c.2Cl- + 2H+ --> H2 + Cl2
d.Cl- has higher concentration
e.Hydrogen ion]]> 2020-04-22 06:17:58 UTC https://padlet.com/cyb8653/PT/wish/522050889 answer cyb8653 https://padlet.com/cyb8653/PT/wish/532223413 1. a) 2Cl- —> Cl2 + 2e-
b)colourless gas bubbles produced
c) 2Cl- + 2H+ —> Cl2 + H2
d) Cl- has higher concentration than OH-
e) Hydrogen ion]]> 2020-04-27 02:55:03 UTC https://padlet.com/cyb8653/PT/wish/532223413