Redox Reactions And Electrochemistry Ques 547
Question: Which of the following reactions involves oxidation-reduction [NCERT 1972; AFMC 2000; Pb. CET 2004; CPMT 2004]
Options:
A) $ NaBr+HCl,\to ,NaCl+HBr $
B) $ HBr+AgNO_3,\to ,AgBr+HNO_3 $
C) $ H_2+Br_2,\to ,2HBr $
D) $ 2NaOH+H_2SO_4,\to ,Na_2SO_4+2H_2O $
Show Answer
Answer:
Correct Answer: C
Solution:
$ \overset{0}{\mathop{H_2}},+\overset{0}{\mathop{Br_2}},\to 2\overset{+}{\mathop{H}},-\overset{,-}{\mathop{Br}}, $
