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Oxidizing and Reducing agent

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Question#1

P is oxidised only

P is reduced only

P is oxidized as well as reduced

Na is reduced

Please select an option

Question#2

Which of the following substances acts as an oxidising as well as a reducing agent [UPSEAT 2004; DCE 2004]

Na₂O

SnCl₂

Na₂O₂

NaNO₂

Please select an option

Question#3

Sn²⁺

Sn⁴⁺

HAsO₂

Please select an option

Question#4

Reducing agent

Oxidising agent

Bleaching agent

None of the above

Please select an option

Question#5

What is the oxidising agent in chlorine water [JEE Orissa 2004]

HCl

HClO₂

HClO

None of these

Please select an option

Question#6

Oxidised only

Reduced only

Proton acceptor only

Both oxidised and reduced

Please select an option

Question#7

H⁺

Cr⁺⁺

None of these

Please select an option

Question#8

The compound that can work both as oxidising and reducing agent is [CPMT 1986; MP PET 2000]

KMnO₄

H₂O₂

BaO₂

K₂Cr₂O₇

Please select an option

Question#9

Which one is oxidising substance [CPMT 1997]

C₂H₂O₂

H₂S

CO₂

Please select an option

Question#10

Which of the following acid possesses oxidising, reducing and complex forming properties [MNR 1985]

HNO₃

H₂SO₄

HCl

HNO₂

Please select an option

Question#11

H₂O

H⁺

Please select an option

Question#12

Strongest reducing agent is [MNR 1984, 89]

Please select an option

Question#13

When NaCl is dissolved in water the sodium ion becomes [NCERT 1976]

Oxidised

Reduced

Hydrolysed

Hydrated

Please select an option

Question#14

In which of the following reactions H₂O₂ is a reducing agent [CPMT 1981; NCERT 1981; BHU 1999]

Please select an option

Question#15

Which one is an oxidising agent [DPMT 1996]

FeSO₄

HNO₃

FeSO₄ .(NH₄ )₂SO₄ .6H₂O

H₂SO₄

Please select an option

Question#16

The strongest reducing agent is [MNR 1982]

HNO₂

H₂S

H₂SO₃

SnCl₂

Please select an option

Question#17

Which of these substances is a good reducing agent [NCERT 1979; CPMT 1988]

NaOCl

FeCl₃

KBr

Please select an option

Question#18

A solution of sulphur dioxide in water reacts with H₂S precipitating sulphur. Here sulphur dioxide acts as [NCERT 1980]

As oxidising agent

A reducing agent

An acid

A catalyst

Please select an option

Question#19

Strongest reducing agent is [CPMT 1977; BHU 1984, 96; MP PET 1990; AMU 1999]

F^_

Cl^_

Br^_

I^_

Please select an option

Question#20

Oxidising agent

Reducing agent

(a) and (b) both

None of these

Please select an option

Question#21

H₂O₂ is used as [CPMT 1994]

An oxidant only

A reductant only

An acid only

An oxidant, a reductant and an acid

Please select an option

Question#22

Which of the following cannot work as oxidising agent [CPMT 1996]

KMnO₄

I₂

None of these

Please select an option

Question#23

Which of the following is not a reducing agent [EAMCET 1987]

NaNO₂

NaNO₃

SnCl₂

Please select an option

Question#24

Oxidizing action of H₂O₂

Reducing action of H₂O₂

Alkaline nature of H₂O₂

Acidic nature of H₂O₂

Please select an option

Question#25

Which of the following behaves as both oxidising and reducing agents [AFMC 1995]

H₂SO₄

SO₂

H₂S

HNO₃

Please select an option

Question#26

Several blocks of magnesium are fixed to the bottom of a ship to [AIEEE 2003]

Keep away the sharks

Make the ship lighter

Prevent action of water and salt

Prevent puncturing by under-sea rocks

Please select an option

Question#27

Identify the correct statement about H₂O₂ [AIIMS 1996]

It acts as reducing agent only

It acts as both oxidising and reducing agent

It is neither an oxidiser nor reducer

It acts as oxidising agent only

Please select an option

Question#28

Of the four oxyacids of chlorine the strongest oxidising agent in dilute aqueous solution is [MP PET 2000]

HClO₄

HClO₃

HClO₂

HClO

Please select an option

Question#29

Which of the following is the most powerful oxidizing agent [MNR 1990; CPMT 2003]

F₂

Cl₂

Br₂

I₂

Please select an option

Question#30

A reducing agent is a substance which can [CPMT 1971, 74, 76, 78, 80; NCERT 1976]

Accept electron

Donate electrons

Accept protons

Donate protons

Please select an option

Question#31

C₂O₄^2-

MnO₄^_

Mn²⁺

H⁺

Please select an option

Question#32

Acidic nature of H₂O₂

Basic nature of H₂O₂

Oxidising nature of H₂O₂

Reducing nature of H₂O₂

Please select an option

Question#33

Which oxyacid of halogen is strong oxidizing agent? MDCAT2023

HClO₄

HClO₃

HClO

HClO₂

Please select an option

Question#34

Choose the true statement regarding the reaction given below ETEA2016

\( 2Na + Cl_2 \rightarrow 2NaCl \)

Chlorine is oxidized and sodium is reduced

Chlorine act as an oxidizing agent and sodium as reducing agent

Chlorine act as an reducing agent and sodium as oxidizing agent

None of the above

Please select an option

Question#35

In which of following reaction hydrogen acts as oxidizing agent ETEA2016

\( H_2 + Cl_2 \rightarrow 2HCl \)

\( C_2H_4 + H_2 \rightarrow C_2H_6 \)

\( 2Na + H_2 \rightarrow 2NaH \)

\( N_2 + 3H_2 \rightarrow 2NH_3 \)

Please select an option

Question#36

Which of following element is the strongest reducing agent? SET2019

Chlorine

Sodium

Magnesium

Aluminium

Please select an option

Question#37

Stronger is the oxidizing potential stronger is the NUMS2019

emf of cell

Oxidation potential

Reduction potential

Redox potential

Please select an option

Related MCQ's Catrgories

Oxidation and reduction

Redox reactions

Method for balancing redox reaction

Electrolytes and Electrolysis

Voltaic Cell / Galvanic cell

Electrode Potential

Electrochemical series(ECS) and Applications Of ECS

Oxidizing and Reducing agent

Faraday's law of electrolysis

Standard hydrogen electrode

Oxidation number and Oxidation state

Home/Electrochemistry Oxidizing and Reducing agent

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Oxidizing and Reducing agent