Redox and Equivalent ConceptHard
Question
The oxidation state of chromium in the final product formed in the reaction between KI and acidified $K_{2}{Cr}_{2}O_{7}$ solution is:
Options
A.+4
B.+3
C.+2
D.+6
Solution
$K_{2}{Cr}_{2}O_{7} + KI\overset{\phantom{H^{+}\ }}{\rightarrow}I_{2} + {Cr}^{3 +}$
Create a free account to view solution
View Solution FreeMore Redox and Equivalent Concept Questions
Which of the following oxide can not act as reducing agent ?...When a metal carbonate is treated with excess of dilute sulphuric acid, the weight of metal sulphate formed is 1.43 time...Column - I Column-IIRedox Process n factor for underlined(a) As2S3 → AsO4- + SO4-2 (p) 4/3(b) I2 → I- + IO3-...Phosphorus has oxidation state of +3 in...0.116 g of C4H4O4 (A) is neutralised by 0.074 g of Ca(OH)2. Hence protonic hydrogen (H+) in (A) will be...