`SO_(2)` gas used as a bleaching agent. Its bleaching action is :

`SO_(2)` gas used as a bleaching agent. Its bleaching action is :
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`SO_(2)` gas used as a bleaching agent. Its bleaching action is : A. temporary and due ... nature D. permenent and due to its reducing nature
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How many of the following species can act as both bleaching agent and reducing agent `O_(3),H_(2)O_(2),SO_(2),HCl,SO_(3)`

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Assertion : Dry `SO_(2)` does not bleach dry flowers Reason: The bleaching action of `SO_(2)` is due to its readucing nature

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Assertion: Bleaching action of `SO_(2)` is temporary whereas bleaching action of `Cl_(2)` is permanent. Reason: Bleaching by `SO_(2)` and `Cl_(2)` is

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Asserarion:Bleaching action action of `SO_(2)` is temporary and by reduction. Reason: The colour of material is regained due to oxidation by air.

Description : Asserarion:Bleaching action action of `SO_(2)` is temporary and by reduction. Reason: The colour of material is regained due to oxidation by air.

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Assertion : Bleacing action of `SO_(2)` is due to reduction Reason : Bleaching action of all bleaching agents is due to reduction

Description : Assertion : Bleacing action of `SO_(2)` is due to reduction Reason : Bleaching action of all bleaching agents is due to reduction

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Asserarion:Bleaching action action of `SO_(2)` is temporary and by reduction. Reason: The colour of material is regained due to oxidation by air.

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During bleaching action `SO_(2)` converts into

Description : During bleaching action `SO_(2)` converts into

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The end bleaching agent used to move last traces of colour bodies from the pulp is (A) Chlorine dioxide (ClO2 ) (B) MgO (C) SO2 gas (D) Mercaptans

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Chlorine acts as a bleaching agent only in the presence of

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Carbon dioxide is – (1) a reducing agent (2) an oxidising agent (3) a dehydrating agent (4) a bleaching agent

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The most commonly used bleaching agent is?

Description : The most commonly used bleaching agent is?

Last Answer : chlorine

Which element is used as a disinfectant; as a bleaching agent and to purify water?

Description : Which element is used as a disinfectant; as a bleaching agent and to purify water?

Last Answer : Chlorine

Chlorine acts as a bleaching agent only in the presence of which thing?

Description : Chlorine acts as a bleaching agent only in the presence of which thing?

Last Answer : Moisture

Element used as bleaching agent?

Description : Element used as bleaching agent?

Last Answer : Chlorine

The element used as a bleaching agent?

Description : The element used as a bleaching agent?

Last Answer : Chlorine

Which of the following is a bleaching agent added in the detergents to facilitate removal of stains caused due to blood, tea etc? (A) Sodium silicate (B) Sodium borate (C) Sodium tripolyphosphate (STPP) (D) Caustic soda

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Most commonly bleaching agent is

Description : Most commonly bleaching agent is

Last Answer : Chlorine

What is the active agent in most home (night guard) bleaching solutions? a. 2-5% carbamide peroxide b. 10 - 15% Phosphoric acid c. 10 - 15% carbamide peroxide d. 35% hydrogen peroxide e. 5 - 10% citric acid Attention:

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Last Answer : c. 10 - 15% carbamide peroxide

1. Silviculture is the branch of botany what do we study in that? 2. Who was the first Foreign Minister of free India? 3. Chlorine acts as a bleaching agent only in the presence of which thing? 4. Which is the longest Railway Tunnel? 5. Where was the seat of the first Republic of the world in 6th century BC?

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Most commonly used bleaching agent is (1) Sodium chloride (2) Alcohol (3) Carbon dioxide (4) Chlorine

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Carbon dioxide is (1) a reducing agent (2) an oxidising agent (3) a dehydrating agent (4) a bleaching agent

Description : Carbon dioxide is (1) a reducing agent (2) an oxidising agent (3) a dehydrating agent (4) a bleaching agent

Last Answer :  a reducing agent

STATEMENT-1 : `H_(2)SO_(4)` can not act as reducing agent. STATEMENT-2 : Sulphur can not increase its oxidation number beyond `+6`.

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`SO_(2)` is a strong reducing agent however it also act as an oxidising agent Which of the following reactions shows its oxidising nature ?

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In the following reaction, `SO_(4)` acts as a reducing agent: `SO_(2)+Cl_(2)+2H_(2)O to H_(2)SO_(4)+3HCl` Find the equivalent weight of `SO_(2)`.

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Among the following the number of compounds that can act as dehydrating agent are …… `Conc. H_(2)SO_(4),"Anhyd". CaCl_(2),Conc. HNO_(3), CaO, CuSO_(4)

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Last Answer : Among the following the number of compounds that can act as dehydrating agent are `Conc. H_(2)SO_(4),"Anhyd" ... CaO, CuSO_(4).5H_(2)O, P_(2)O_(5)`

Assertion: `SO_(3)` acts as an oxidising agent as well as a reducing agent Reason: `SO_(2)` acts as an oxidising as well as a reducing agent

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In which of the following reactions, `SO_(2)` acts as an oxidising agent?

Description : In which of the following reactions, `SO_(2)` acts as an oxidising agent?

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In which of the following reaction does `SO_(2)` acts as oxidising agent?

Description : In which of the following reaction does `SO_(2)` acts as oxidising agent?

Last Answer : In which of the following reaction does `SO_(2)` acts as oxidising agent? A. acidified `KMnO_(4)` B. acidified ... `C_(2)H_(5)OH` D. `H_(2)S`

Hot conc. `H_(2)SO_(4)` acts as moderately strong oxidising agent. It oxidises both metals and non-metals. Which of the following elements is oxidised

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`SO_(2)` is more powerful reducing agent in:

Description : `SO_(2)` is more powerful reducing agent in:

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Bleaching action of moist sulphur dioxide is because of its – (1) basic property (2) acidic property (3) oxidising property (4) reducing property

Description : Bleaching action of moist sulphur dioxide is because of its – (1) basic property (2) acidic property (3) oxidising property (4) reducing property

Last Answer : (3) oxidising property Explanation: In moist conditions, sulphur dioxide is a bleaching agent. In the reducing action of SO2, oxygen is removed from coloured dye. Sulphur dioxide is used to bleach ... Calcium hydrogen sulphite Ca(HSO3)2 is used to whiten wood pulp in the manufacturing of paper.

Bleaching action of bleaching powder is due to its __________ properties. (A) Reducing (B) Oxidising (C) Disinfecting (D) None of these

Description : Bleaching action of bleaching powder is due to its __________ properties. (A) Reducing (B) Oxidising (C) Disinfecting (D) None of these

Last Answer : (B) Oxidising

Bleaching action of moist sulphur di-oxide is because of its (1) basic property (2) acidic property (3) oxidising property (4) reducing property

Description : Bleaching action of moist sulphur di-oxide is because of its (1) basic property (2) acidic property (3) oxidising property (4) reducing property

Last Answer : oxidising property

Action of bleaching powder on ethyl alcohol gives

Description : Action of bleaching powder on ethyl alcohol gives

Last Answer : Action of bleaching powder on ethyl alcohol gives A. Choloform B. Dichloromethane C. Trichloroethane D. Ethylenechloride

Bleaching action of chlorine is by - (1) Decomposition (2) hydrolysis (3) reduction (4) oxidation

Description : Bleaching action of chlorine is by - (1) Decomposition (2) hydrolysis (3) reduction (4) oxidation

Last Answer : (4) oxidation Explanation: Chlorine bleaches by the process of oxidation. It needs moisture for its bleaching action. Chlorine reacts with water to form hydrochloric and hypochlorous acids.

Bleaching action of chlorine is by - (1) decomposition (2) hydrolysis (3) reduction (4) oxidation

Description : Bleaching action of chlorine is by - (1) decomposition (2) hydrolysis (3) reduction (4) oxidation

Last Answer : (4) oxidation Explanation: Chlorine bleaches by the process of oxidation. It needs moisture for its bleaching action. Chlorine reacts with water to form hydrochloric and hypochlorous acids.

Bleaching action of chlorine is by----? A. Oxidation (Answer) B. Reduction C. Decomposition D. Hydrolysis

Description : Bleaching action of chlorine is by----? A. Oxidation (Answer) B. Reduction C. Decomposition D. Hydrolysis

Last Answer : A. Oxidation (Answer)

Bleaching powder (chemically known as calcium chloro hypochlorite) is commercially produced by the action of chlorine on (A) Slaked lime (B) Soda lime (C) Calcium perchlorate (D) None of these

Description : Bleaching powder (chemically known as calcium chloro hypochlorite) is commercially produced by the action of chlorine on (A) Slaked lime (B) Soda lime (C) Calcium perchlorate (D) None of these

Last Answer : (A) Slaked lime

Name the gas used in preparation of bleaching powder – (1) Oxygen (2) Hydrogen (3) Nitrogen (4) Chlorine

Description : Name the gas used in preparation of bleaching powder – (1) Oxygen (2) Hydrogen (3) Nitrogen (4) Chlorine

Last Answer : (4) Chlorine Explanation: Bleaching powder in manufactured by passing chlorine gas over dry slaked lime. Bleaching powder is also called calcium chlorohypochlorite be-cause it is considered as a mixed salt of hydrochloric acid and hypochlorous acid.

Tear gas is – (1) Chloroprene (2) Carbonyl chloride (3) Nitrous oxide (4) Bleaching powder

Description : Tear gas is – (1) Chloroprene (2) Carbonyl chloride (3) Nitrous oxide (4) Bleaching powder

Last Answer : (2) Carbonyl chloride Explanation: Tear gas, formally known as a lachrymatory agent or ladnymator (from lacrima meaning "tear" in Latin), is a non-lethal chemical weapon that ... temporary blindness, etc. Lachrymators are thought to act by attacking sulphydryl functional groups in enzymes.

Name the gas used in preparation of bleaching powder (1) Oxygen (2) Hydrogen (3) Nitrogen (4) Chlorine

Description : Name the gas used in preparation of bleaching powder (1) Oxygen (2) Hydrogen (3) Nitrogen (4) Chlorine

Last Answer : Chlorine

Tear gas is : (1) Chloroprene (2) Carbonyl chloride (3) Nitrous oxide (4) Bleaching powder

Description : Tear gas is : (1) Chloroprene (2) Carbonyl chloride (3) Nitrous oxide (4) Bleaching powder

Last Answer : Carbonyl chloride

`{:("Given",,,,),("Gas", H_(2), CH_(4), CO_(2), SO_(2)),("Critical", 33, 190, 304, 630),("Temperature "//K,,,,):}` On the basis of data given above, p

Description : `{:("Given",,,,),("Gas", H_(2), CH_(4), CO_(2), SO_(2)),("Critical", 33, 190, 304, 630),("Temperature "//K,,,,):}` On the basis of data given above, p

Last Answer : `{:("Given",,,,),("Gas", H_(2), CH_(4), CO_(2), SO_(2)),("Critical", 33, 190, 304, 630),("Temperature "//K ... (4)` B. `H_(2)` C. `CO_(2)` D. `SO_(2)`

`[X]+H_(2)SO_(4) rarr [Y]` a colourless gas with irritating smell `[Y] + K_(2)Cr_(2)O_(7) + H_(2)SO_(4) rarr` green solution `[X]` and `[Y]` are

Description : `[X]+H_(2)SO_(4) rarr [Y]` a colourless gas with irritating smell `[Y] + K_(2)Cr_(2)O_(7) + H_(2)SO_(4) rarr` green solution `[X]` and `[Y]` are

Last Answer : `[X]+H_(2)SO_(4) rarr [Y]` a colourless gas with irritating smell `[Y] + K_(2)Cr_(2)O_(7) + H_(2)SO_(4) rarr ... 2-), H_(2)S` D. `CO_(3)^(2-), CO_(2)`

Reddis-brown gas is obtained when the following are treated with conc. `H_(2)SO_(4)` ?

Description : Reddis-brown gas is obtained when the following are treated with conc. `H_(2)SO_(4)` ?

Last Answer : Reddis-brown gas is obtained when the following are treated with conc. `H_(2)SO_(4)` ? A. `Br^(-)` B. `NO_(2)^(-)` C. `NO_(3)^(-)` D. `SO_(3)^(2-)`

How many anions evolve brownish gas when treated with dil. /con. HCl ? `(i) CO_(3)^(2-) " " (ii)SO_(3)^(2-) " " (iii) NO_(2)^(-) " " (iv)Cl^(-)` `(v)

Description : How many anions evolve brownish gas when treated with dil. /con. HCl ? `(i) CO_(3)^(2-) " " (ii)SO_(3)^(2-) " " (iii) NO_(2)^(-) " " (iv)Cl^(-)` `(v)

Last Answer : How many anions evolve brownish gas when treated with dil. /con. HCl ? `(i) CO_(3)^(2-) " " (ii)SO_(3)^(2-) ... NO_(3)^(-) " " (vii) CH_(3)CO O^(-)`

Which of the following salt liberates a colourless gas on acidification with dil. `H_(2)SO_(4)` ?

Description : Which of the following salt liberates a colourless gas on acidification with dil. `H_(2)SO_(4)` ?

Last Answer : Which of the following salt liberates a colourless gas on acidification with dil. `H_(2)SO_(4)` ? A. `KNO_(2)` ... (3)` C. `NaNO_(2)` D. `NaHCO_(3)`