Register
Which balanced equation represents a redox reaction? (1) CuCO3(s) ==> CuO(s) + CO2(g) (2) 2KClO3(s)==>2KCl(s) + 3O2(g) (3) AgNO3(aq) + KCl(aq) ==>AgCl(s) + KNO3(aq) (4) H2SO4(aq) + 2KOH(aq)==> K2SO4(aq)
161k views
1 vote
Which balanced equation represents a redox

reaction?
(1) CuCO3(s) ==> CuO(s) + CO2(g)
(2) 2KClO3(s)==>2KCl(s) + 3O2(g)
(3) AgNO3(aq) + KCl(aq) ==>AgCl(s) + KNO3(aq)
(4) H2SO4(aq) + 2KOH(aq)==> K2SO4(aq) + 2H2O(l)

User Fish Monitor
by
8.2k points

1 Answer

3 votes
Option no. 2 Balanced equation

2KClO3(s)⇒2KCl(s) + 3O2(g)
K=2 K=2
Cl=2 Cl=2
O=6 O=6

User Shajji
by
7.9k points
← Prev Question Next Question →

Related questions

Ask a Question
Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.

9.4m questions

12.2m answers

Other Questions

Compare and contrast an electric generator and a battery??
How do you balance __H2SO4 + __B(OH)3 --> __B2(SO4)3 + __H2O
Can someone complete the chemical reactions, or write which one do not occur, and provide tehir types? *c2h4+h2o *c3h8 + hcl *c2h2+br2 *c4h10+br2 *c3h6+br2
Which of the following statements does not describe a physical property of a piece of chalk A. Chalk is solid B.chalk can be broken into pieces C. Chalk is white D. Chalk will bubble in vinegar
Key facts of covalent bonding
Link Copied!