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Oxidizing and Reducing a..



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Q1. Permanganate can be used as an oxidizing agent for which compound?

(a) Alkaline
(b) Neutral
(c) Acid solutions
(d) All of the mentioned

Q2. The most common applications of chemical reduction is reduction of ________

(a) chromium (VI) to chromium (III)
(b) chromium (V) to chromium (III)
(c) chromium (VI) to chromium (II)
(d) chromium (V) to chromium (I)

Q3. _________ method is more suitable in removing organic species in waste solution.

(a) Hydrolysis process
(b) Oxidation reduction
(c) Waste analysis
(d) Chemical analysis

Q4. Which among the following is the commonest waste treated by reduction?

(a) Sodium hypochlorite
(b) Lead
(c) Mercury
(d) Chromate

Q5. Oxidation avoids harmful side reactions.

(a) True
(b) False
(c) Both acidolysis and aldehyde
(d) None of the mentioned

Q6. Which among the following is cheapest oxidizing reagent?

(a) Sodium hypochlorite
(b) Lead
(c) Mercury
(d) Zinc

Q7. Electroplating wastes can be treated from ________ process.

(a) Hydrolysis
(b) Neutralisation
(c) Chemical precipitation
(d) Oxidation and reduction

Q8. Chlorine is a reducing agent.

(a) True
(b) False
(c) Both acidolysis and aldehyde
(d) None of the mentioned

Q9. Which of the following solutions can be treated by reduction or oxidation process?

(a) Cyanide
(b) Lead
(c) Mercury
(d) Zinc

Q10. The process used to destroy toxicity of waste by changing oxidation state is __________

(a) Reduction process
(b) Oxidation process
(c) Waste analysis
(d) Chemical analysis


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812 views

Assertion : Gases Combine In Simple Ratio Of Their Volume But, Not Always. Reason : Gases Deviate From Ideal Behaviour.

Modified 259 Year Ago

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259 Year Ago

Assertion : Gases Combine In Simple Ratio Of Their Volume But, Not Always. Reason : Gases Deviate From Ideal Behaviour.

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754 views

A Sample Of Phosphorus Trichloride (PCL3) Contains 1.4 Moles Of The Substance. How Many Atoms Are There In Atoms Sample

Modified 260 Year Ago Sangeeta

754
Sangeeta
260 Year Ago

A Sample Of Phosphorus Trichloride (PCL3) Contains 1.4 Moles Of The Substance. How Many Atoms Are There In Atoms Sample

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0 Answer
639 views

The Significant Figures In 34.00 Are

Modified 259 Year Ago Sangeeta

639
Sangeeta
259 Year Ago

The Significant Figures In 34.00 Are

0 votes
0 Answer
485 views

The Passege Of Current Liberates H2 At Cathode And CL2 At Anode. The Solution Is

Modified 253 Year Ago

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485
253 Year Ago

The Passege Of Current Liberates H2 At Cathode And CL2 At Anode. The Solution Is

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0 Answer
480 views

Assertion : Atoms Can Neither Be Created Nor Destroyed. Reason : Under Similar Condition Of Temperature And Pressure, Equal Volume Of Gases Does Not Contain Equal Number Of Atoms.

Modified 259 Year Ago

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480
259 Year Ago

Assertion : Atoms Can Neither Be Created Nor Destroyed. Reason : Under Similar Condition Of Temperature And Pressure, Equal Volume Of Gases Does Not Contain Equal Number Of Atoms.

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0 Answer
401 views

Assertion : A Certain Element X, Forms Three Binary Compounds With Chlorine Containing 59.68%, 68.95% And 74.75% Chlorine Respectively. Reason : According To Law Of Multiple Proportions, The Relative

Modified 259 Year Ago

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401
259 Year Ago

Assertion : A Certain Element X, Forms Three Binary Compounds With Chlorine Containing 59.68%, 68.95% And 74.75% Chlorine Respectively. Reason : According To Law Of Multiple Proportions, The Relative

0 votes
0 Answer
399 views

In Br3O8 Compound, Oxidation Number Of Bromine Is

Modified 21 Year Ago

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21 Year Ago

In Br3O8 Compound, Oxidation Number Of Bromine Is

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