Pradeep's New Course CHEMISTRY Vol.II>Chapter 8 - Redox Reactions>PROBLEMS FOR PRACTICE>Q 4

EASY

11th CBSE

IMPORTANT

Earn 100

Split the following redox reaction into the oxidation and reduction half reactions.
$2 K (s) + {Cl}_{2} (g) \to 2 KCl (s)$

Important Questions on Redox Reactions

EASY

11th CBSE

IMPORTANT

Pradeep's New Course CHEMISTRY Vol.II>Chapter 8 - Redox Reactions>PROBLEMS FOR PRACTICE>Q 4

Split the following redox reaction into the oxidation and reduction half reactions.

2 Al (s) + 3 {Cu}^{2 +} (aq) \to 2 {Al}^{3 +} (aq) + 3 Cu (s)

MEDIUM

11th CBSE

IMPORTANT

Pradeep's New Course CHEMISTRY Vol.II>Chapter 8 - Redox Reactions>PROBLEMS FOR PRACTICE>Q 1

Find the oxidation number of the element in bold in the following species :

Si H_{4}, B H_{3}, B F_{3}, S_{2} O_{3}^{2 -}, Br O_{4}^{-}

and

H P O_{4}^{2 -}

MEDIUM

11th CBSE

IMPORTANT

Pradeep's New Course CHEMISTRY Vol.II>Chapter 8 - Redox Reactions>PROBLEMS FOR PRACTICE>Q 1

Find the oxidation number of the element in bold in the following species:

Pb {SO}_{4}, U_{2} O_{7}^{4 -}, B_{4} O_{7}^{2 -}, Cr O_{4}^{2 -}, K_{2} Mn O_{4}

MEDIUM

11th CBSE

IMPORTANT

Pradeep's New Course CHEMISTRY Vol.II>Chapter 8 - Redox Reactions>PROBLEMS FOR PRACTICE>Q 2

Determine the oxidation number of Carbon in the following:

C_{2} H_{6}, C_{4} H_{10}, CO, {CO}_{2}

and

{HCO}_{3}^{-}

.

EASY

11th CBSE

IMPORTANT

Pradeep's New Course CHEMISTRY Vol.II>Chapter 8 - Redox Reactions>PROBLEMS FOR PRACTICE>Q 3

Determine the oxidation number of Oxygen in the following:

{OF}_{2}, {Na}_{2} O_{2}, {Na}_{2} O, {KO}_{2}, {KO}_{3},

and

O_{2} F_{2}

.

MEDIUM

11th CBSE

IMPORTANT

Pradeep's New Course CHEMISTRY Vol.II>Chapter 8 - Redox Reactions>PROBLEMS FOR PRACTICE>Q 4

Find out the oxidation number of chlorine in

HCl

,

HCIO

,

{ClO}_{4}^{-}

and

{ClO}_{2}

.

EASY

11th CBSE

IMPORTANT

Pradeep's New Course CHEMISTRY Vol.II>Chapter 8 - Redox Reactions>PROBLEMS FOR PRACTICE>Q 5

Find out the oxidation number of sulphur in the following species:

$H_{2} {SO}_{4}, S_{2} {O_{4}}^{2 -}, S_{2} {O_{7}}^{2 -}, {HSO}_{3}^{-}, {HSO}_{4}^{-}$

EASY

11th CBSE

IMPORTANT

Pradeep's New Course CHEMISTRY Vol.II>Chapter 8 - Redox Reactions>PROBLEMS FOR PRACTICE>Q 6

Determine the oxidation number of all the atoms in the following well known oxidants

{KMnO}_{4}, K_{2} {Cr}_{2} O_{7}

and

{LiAlH}_{4} .