1
JEE Main 2013 (Offline)
MCQ (Single Correct Answer)
+4
-1
Consider the following reaction:

$$xMnO_4^- + yC_2O_4^{2-}$$ + zH+ $$\to$$ xMn2+ + 2yCO2 + $${z \over 2}{H_2}O$$

The value's of x, y and z in the reaction are, respectively :
A
5, 2 and 16
B
2, 5 and 8
C
2, 5 and 16
D
5, 2 and 8
2
AIEEE 2006
MCQ (Single Correct Answer)
+4
-1
Which of the following chemical reactions depicts the oxidizing behaviour of H2SO4?
A
NaCl + H2SO4 $$\to$$ NaHSO4 + HCl
B
2PCl5 + H2SO4 $$\to$$ 2POCl3 + 2HCl + SO2Cl2
C
2HI + H2SO4 $$\to$$ I2 + SO2 + 2H2O
D
Ca(OH)2 + H2SO4 $$\to$$ CaSO4 + 2H2O
3
AIEEE 2002
MCQ (Single Correct Answer)
+4
-1
Change Language
Which of the following is a redox reaction ?
A
NaCl + KNO3 $$\to$$ NaNO3 + KCl
B
CaC2O4 + 2HCl $$\to$$ CaCl2 + H2C2O4
C
Mg(OH)2 + 2NH4Cl $$\to$$ MgCl2 + 2NH4OH
D
Zn + 2AgCN $$\to$$ 2Ag+ Zn(CN)2
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