(1) phenolate ions and methyl iodide

(1) phenolate ions and methyl iodide
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Acid Rain is caused due to pollution of atmosphere by – (1) Oxides of nitrogen and phosphorus (2) Oxides of carbon and nitrogen (3) Oxides of nitrogen and sulphur (4) None of these
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Diethyl ether on heating with excess concentrated HI gives (a) Methyl iodide (b) Isopropyl iodide (c) Ethyl iodide (d) n-Propyl iodide

Description : Diethyl ether on heating with excess concentrated HI gives (a) Methyl iodide (b) Isopropyl iodide (c) Ethyl iodide (d) n-Propyl iodide

Last Answer : Ethyl iodide

Carbylamine test involves heating a mixture of (a) alcoholic KOH, methyl iodide, and sodium metal (b) alcoholic KOH, methyl iodide, and primary amine (c) alcoholic KOH, chloroform, and primary amine (d) alcoholic KOH, methyl alcohol, and primary amine

Description : Carbylamine test involves heating a mixture of (a) alcoholic KOH, methyl iodide, and sodium metal (b) alcoholic KOH, methyl iodide, and primary amine (c) alcoholic KOH, chloroform, and primary amine (d) alcoholic KOH, methyl alcohol, and primary amine

Last Answer : alcoholic KOH, chloroform, and primary amine

Which one of the following gases is liberated when ethyl alcohol is heated with methyl magnesium iodide?

Description : Which one of the following gases is liberated when ethyl alcohol is heated with methyl magnesium iodide?

Last Answer : Which one of the following gases is liberated when ethyl alcohol is heated with methyl magnesium ... Methane B. Ethane C. Carbondioxide D. Propane

Which one of the following gases is liberated when ethyl alcohol is heated with methyl magnesium iodide?

Description : Which one of the following gases is liberated when ethyl alcohol is heated with methyl magnesium iodide?

Last Answer : Which one of the following gases is liberated when ethyl alcohol is heated with methyl magnesium ... Methane B. Ethane C. Carbondioxide D. Propane

During the disproportionation of `I_(2)` to iodide and iodate ions, the ratio of iodate and iodide ions formed in alkaline medium is

Description : During the disproportionation of `I_(2)` to iodide and iodate ions, the ratio of iodate and iodide ions formed in alkaline medium is

Last Answer : During the disproportionation of `I_(2)` to iodide and iodate ions, the ratio of iodate and iodide ions formed in alkaline ... `5:1` C. `3:1` D. `1:3`

A 0.2 g sample containing copper (II) was analysed iodometrically, where copper (II) is reduced to copper (I) by iodide ions. `2Cu^(2+) +4I^(-)rarr2 C

Description : A 0.2 g sample containing copper (II) was analysed iodometrically, where copper (II) is reduced to copper (I) by iodide ions. `2Cu^(2+) +4I^(-)rarr2 C

Last Answer : A 0.2 g sample containing copper (II) was analysed iodometrically, where copper (II) is reduced to copper (I) by ... ` B. `63.5%` C. `53%` D. `37%`

Catalytic activity of salivary amylase requires the presence of (A) Chloride ions (B) Bromide ions (C) Iodide ions (D) All of these

Description : Catalytic activity of salivary amylase requires the presence of (A) Chloride ions (B) Bromide ions (C) Iodide ions (D) All of these

Last Answer : A

The following are true about the thyroid hormone a. iodide ions enter the follicle cells by passive diffusion b .T4 and T3 bind to the receptors in nuclei c. thyroxine, once synthesized, is coupled to thyroglobulin until released d. a greater proportion of tri-iodothyronine is formed when iodine is deficient

Description : The following are true about the thyroid hormone a. iodide ions enter the follicle cells by passive diffusion b .T4 and T3 bind to the receptors in nuclei c. thyroxine, once ... thyroglobulin until released d. a greater proportion of tri-iodothyronine is formed when iodine is deficient

Last Answer : T4 and T3 bind to the receptors in nuclei

What is observed when a solution of potassium iodide solution is added to a solution of lead nitrate? Name the type of reaction. Write a balanced chemical equation to represent the above chemical reaction. -Chemistry

Description : What is observed when a solution of potassium iodide solution is added to a solution of lead nitrate? Name the type of reaction. Write a balanced chemical equation to represent the above chemical reaction. -Chemistry

Last Answer : Answer.Yellow precipitate of lead iodide is formed. It is precipitation reaction. Pb( NO3)2 (aq) + 2KI (aq) —-> Pbl2 (s) + 2KNO3 (aq) It is also called double displacement reaction.

The chemical used for cloud seeding for artificial rains is - (1) Silver Nitrate (2) Potassium Bromide (3) Silver Iodide (4) Potassium Nitrate

Description : The chemical used for cloud seeding for artificial rains is - (1) Silver Nitrate (2) Potassium Bromide (3) Silver Iodide (4) Potassium Nitrate

Last Answer : (3) Silver Iodide Explanation: The chemical used for cloud seeding for artificial rains is silver iodide.

The chemical name of "Hypo" commonly used in photography is – (1) Sodium thiosulphate (2) Silver nitrate (3) Sodium nitrate (4) Silver iodide

Description : The chemical name of "Hypo" commonly used in photography is – (1) Sodium thiosulphate (2) Silver nitrate (3) Sodium nitrate (4) Silver iodide

Last Answer : (1) Sodium thiosulphate Explanation: An emulsion of sodium thiosulfate is called hypo by photographers. It is used to stop development of exposed film. Thiosulfate converts undeveloped silver bromide ... into water-soluble silver thiosulfate complexes that can be removed when the film is washed.

Which halide is used in making sensitive emulsion on photographic film? (1) Sodium chloride (2) Silver bromide (3) Silver iodide (4) Silver chloride

Description : Which halide is used in making sensitive emulsion on photographic film? (1) Sodium chloride (2) Silver bromide (3) Silver iodide (4) Silver chloride

Last Answer : (2) Silver bromide Explanation: Silver bromide, a soft, paleyellow, water insoluble salt well known for its unusual sensitivity to light. This property has allowed silver halides to become the basis of modern photographic materials.

What among following is used to produce artificial rain? (1) Copper oxide (2) carbon monoxide (3) silver iodide (4) silver nitrate

Description : What among following is used to produce artificial rain? (1) Copper oxide (2) carbon monoxide (3) silver iodide (4) silver nitrate

Last Answer : (3) silver iodide Explanation: Artificial process of making rain is done by precipitation, a process of condensation of water vapors in the air. This is done by using cloud seeding chemicals like potassium iodide, silver iodide, liquid propane or solid carbon dioxide (dry ice).

Which of the following is used to iodise common salt? (1) Potassium iodide (2) Iodine (3) Potassium iodate (4) Sodium iodide

Description : Which of the following is used to iodise common salt? (1) Potassium iodide (2) Iodine (3) Potassium iodate (4) Sodium iodide

Last Answer : (3) Potassium iodate Explanation: Iodized salt (also spelled iodised salt) is table salt mixed with a minute amount of various salts of the element iodine. Table salt with iodide salt slowly loses its ... salt can be iodised by spraying it with a potassium iodate solution. 60 ml of potassium iodate.

What among following is used to produce artificial rain? (1) copper oxide (2) carbon monoxide (3) silver iodide (4) silver nitrate

Description : What among following is used to produce artificial rain? (1) copper oxide (2) carbon monoxide (3) silver iodide (4) silver nitrate

Last Answer : (3) silver iodide Explanation: Artificial rain is produced by spraying clouds with substances like Silver Iodide (costly) or cheaper ones like solid carbon dioxide (dry ice) or even finely powdered Sodium Chloride.

The most commonly used chemicals in the artificial rainmaking or cloud seeding are (1) Silver Iodide (AgI) (2) Sodium Chloride (NaCl) (3) Dry Ice (Frozen CO2) (4) All of the above

Description : The most commonly used chemicals in the artificial rainmaking or cloud seeding are (1) Silver Iodide (AgI) (2) Sodium Chloride (NaCl) (3) Dry Ice (Frozen CO2) (4) All of the above

Last Answer : (1) Silver Iodide (AgI) Explanation: Cloud seeding, a form of intentional weather modification, is the attempt to change the amount or type of precipitation that falls from clouds, by dispersing ... common chemicals used for cloud seeding include silver iodide and dry ice (solid carbon dioxide).

The chemicals most commonly used for cloud seeding or artificial rainmaking' is/are (1) Silver Iodide (2) Sodium Chloride (3) Dry ice or frozen carbon dioxide (4) (4) All the above

Description : The chemicals most commonly used for cloud seeding or artificial rainmaking' is/are (1) Silver Iodide (2) Sodium Chloride (3) Dry ice or frozen carbon dioxide (4) (4) All the above

Last Answer : (1) Silver Iodide Explanation: Cloud seeding, a form of intentional weather modification, is the attempt to change the amount or type of precipitation that falls from clouds, by dispersing ... common chemicals used for cloud seeding include silver iodide and dry ice (solid carbon dioxide).

Benzaldehyde reacts with methylmagnesium iodide (followed by hydrolysis) to form (a) 1-Phenylethanol (b) Acetophenone (c) 2-Phenylethanol (c) Benzophenone

Description : Benzaldehyde reacts with methylmagnesium iodide (followed by hydrolysis) to form (a) 1-Phenylethanol (b) Acetophenone (c) 2-Phenylethanol (c) Benzophenone

Last Answer : 1-Phenylethanol

Benzenediazonium chloride reacts with KI to form : (a) Benzenediazonium iodide (b) m-Diiodobenzene (c) Iodobenzene (d) o- plus p-Diiodobenzene

Description : Benzenediazonium chloride reacts with KI to form : (a) Benzenediazonium iodide (b) m-Diiodobenzene (c) Iodobenzene (d) o- plus p-Diiodobenzene

Last Answer : Iodobenzene

Which of the following compounds will react with methylmagnesium iodide followed by acid-hydrolysis to give ethyl alcohol? (a) Ethylene (b) Acetaldehyde (c) Formaldehyde (d) Acetone

Description : Which of the following compounds will react with methylmagnesium iodide followed by acid-hydrolysis to give ethyl alcohol? (a) Ethylene (b) Acetaldehyde (c) Formaldehyde (d) Acetone

Last Answer : Formaldehyde

Ethylmagnesium iodide reacts with formaldehyde to give a product which on acid-hydrolysis forms : (a) an aldehyde (b) a primary alcohol (c) a ketone (d) a secondary alcohol

Description : Ethylmagnesium iodide reacts with formaldehyde to give a product which on acid-hydrolysis forms : (a) an aldehyde (b) a primary alcohol (c) a ketone (d) a secondary alcohol

Last Answer : a primary alcohol

n-Propyl iodide reacts with sodium ethoxide to give : (a) CH3CH2OCH2CH3 (b) CH3CH2OCH2CH2CH3 (c) CH3CH2OCH3 (d) CH3OCH2CH2CH3

Description : n-Propyl iodide reacts with sodium ethoxide to give : (a) CH3CH2OCH2CH3 (b) CH3CH2OCH2CH2CH3 (c) CH3CH2OCH3 (d) CH3OCH2CH2CH3

Last Answer : CH3CH2OCH2CH2CH3

If a potassium iodide solution is electrolyzed, at what electrode would the potassium appear?

Description : If a potassium iodide solution is electrolyzed, at what electrode would the potassium appear?

Last Answer : ANSWER: CATHODE

Which of the following forms the weakest acid in aqueous solution? w) hydrogen fluoride x) hydrogen chloride y) hydrogen bromide z) hydrogen iodide

Description : Which of the following forms the weakest acid in aqueous solution? w) hydrogen fluoride x) hydrogen chloride y) hydrogen bromide z) hydrogen iodide

Last Answer : ANSWER: W -- HYDROGEN FLUORIDE

Under similar conditions, which of the following i is the best reducing agent under similar conditions? w) fluoride ion x) chloride ion y) bromide ion z) iodide ion

Description : Under similar conditions, which of the following i is the best reducing agent under similar conditions? w) fluoride ion x) chloride ion y) bromide ion z) iodide ion

Last Answer : ANSWER: Z -- IODIDE ION 

The chemical name of ‘‘Hypo’’ commonly used in photography is (1) Sodium thiosulphate (2) Silver nitrate (3) Sodium nitrate (4) Silver iodide

Description : The chemical name of ‘‘Hypo’’ commonly used in photography is (1) Sodium thiosulphate (2) Silver nitrate (3) Sodium nitrate (4) Silver iodide

Last Answer : Sodium thiosulphate

The chemical used for cloud seeding for artificial rains is (1) Silver Nitrate (2) Potassium Bromide (3) Silver Iodide (4) Potassium Nitrate

Description : The chemical used for cloud seeding for artificial rains is (1) Silver Nitrate (2) Potassium Bromide (3) Silver Iodide (4) Potassium Nitrate

Last Answer : Silver Iodide

Which halide is used in making sensitive emulsion on photograhic film? (1) Sodium chloride (2) Silver bromide (3) Silver iodide (4) Silver chloride

Description : Which halide is used in making sensitive emulsion on photograhic film? (1) Sodium chloride (2) Silver bromide (3) Silver iodide (4) Silver chloride

Last Answer :  Silver bromide 

The most commonly used chemicals in the artificial rainmaking or cloud seeding are (1) Silver Iodide (Ag I) (2) Sodium Chloride (NaCl) (3) Dry Ice (Frozen CO2 ) (4) All of the above

Description : The most commonly used chemicals in the artificial rainmaking or cloud seeding are (1) Silver Iodide (Ag I) (2) Sodium Chloride (NaCl) (3) Dry Ice (Frozen CO2 ) (4) All of the above

Last Answer : Silver Iodide (Ag I) 

The chemical(s) most commonly used for cloud seeding or ‘artificial rainmaking’ is/are (1) Silver Iodide (2) Sodium Chloride (3) Dry ice or frozen carbon dioxide (4) All the above

Description : The chemical(s) most commonly used for cloud seeding or ‘artificial rainmaking’ is/are (1) Silver Iodide (2) Sodium Chloride (3) Dry ice or frozen carbon dioxide (4) All the above

Last Answer : Silver Iodide

Which of the following is used to iodise common salf ? (1) Potassium iodide (2) Iodine (3) Potassium iodate (4) Sodium iodide

Description : Which of the following is used to iodise common salf ? (1) Potassium iodide (2) Iodine (3) Potassium iodate (4) Sodium iodide

Last Answer : Potassium iodate

Table salt gets moist during rainy season because (1) sodium chloride is hygroscopic (2) sodium chloride is deliquescent (3) sodium chloride contains some quantity of sodium iodide (4) sodium chloride contains hygroscopic impurities like magnesium chloride

Description : Table salt gets moist during rainy season because (1) sodium chloride is hygroscopic (2) sodium chloride is deliquescent (3) sodium chloride contains some quantity of sodium iodide (4) sodium chloride contains hygroscopic impurities like magnesium chloride

Last Answer : sodium chloride contains hygroscopic impurities like magnesium chloride

Starch iodide paper is used to test for the presence of which agent? -Do You Know?

Description : Starch iodide paper is used to test for the presence of which agent? -Do You Know?

Last Answer : answer:

An inorganic iodide (A) on heating gives gases (B) and (C). (B) is neutral towards litmus while (C) is acidic (B) gives back dense white fumes of (A)

Description : An inorganic iodide (A) on heating gives gases (B) and (C). (B) is neutral towards litmus while (C) is acidic (B) gives back dense white fumes of (A)

Last Answer : An inorganic iodide (A) on heating gives gases (B) and (C). (B) is neutral towards litmus while ( ... . is used as a dehydrating agent D. All of these

An inorganic iodide (A) on heating gives gases (B) and (C). (B) is neutral towards litmus while (C) is acidic (B) gives back dense white fumes of (A)

Description : An inorganic iodide (A) on heating gives gases (B) and (C). (B) is neutral towards litmus while (C) is acidic (B) gives back dense white fumes of (A)

Last Answer : An inorganic iodide (A) on heating gives gases (B) and (C). (B) is neutral towards litmus while (C) ... with `BF_(3)` D. It can act as oxidising agent

An inorganic iodide (A) on heating gives gases (B) and (C). (B) is neutral towards litmus while (C) is acidic (B) gives back dense white fumes of (A)

Description : An inorganic iodide (A) on heating gives gases (B) and (C). (B) is neutral towards litmus while (C) is acidic (B) gives back dense white fumes of (A)

Last Answer : An inorganic iodide (A) on heating gives gases (B) and (C). (B) is neutral towards litmus while (C) ... three series of salts D. Both (B) and (C)

An inorganic iodide (A) on heating gives gases (B) and (C). (B) is neutral towards litmus while (C) is acidic (B) gives back dense white fumes of (A)

Description : An inorganic iodide (A) on heating gives gases (B) and (C). (B) is neutral towards litmus while (C) is acidic (B) gives back dense white fumes of (A)

Last Answer : An inorganic iodide (A) on heating gives gases (B) and (C). (B) is neutral towards litmus while ( ... . is used as a dehydrating agent D. All of these

An inorganic iodide (A) on heating gives gases (B) and (C). (B) is neutral towards litmus while (C) is acidic (B) gives back dense white fumes of (A)

Description : An inorganic iodide (A) on heating gives gases (B) and (C). (B) is neutral towards litmus while (C) is acidic (B) gives back dense white fumes of (A)

Last Answer : An inorganic iodide (A) on heating gives gases (B) and (C). (B) is neutral towards litmus while (C) ... with `BF_(3)` D. It can act as oxidising agent

An inorganic iodide (A) on heating gives gases (B) and (C). (B) is neutral towards litmus while (C) is acidic (B) gives back dense white fumes of (A)

Description : An inorganic iodide (A) on heating gives gases (B) and (C). (B) is neutral towards litmus while (C) is acidic (B) gives back dense white fumes of (A)

Last Answer : An inorganic iodide (A) on heating gives gases (B) and (C). (B) is neutral towards litmus while (C) ... three series of salts D. Both (B) and (C)

Each of these are added to a mixture of aqueous solutions of iodide and `CHCl_(3)` separately. Which will give a positive test for iodine when the sol

Description : Each of these are added to a mixture of aqueous solutions of iodide and `CHCl_(3)` separately. Which will give a positive test for iodine when the sol

Last Answer : Each of these are added to a mixture of aqueous solutions of iodide and `CHCl_(3)` separately. ... . NaBr solution C. Chlorine water D. Bromine water

Which of the following gas turn starch iodide paper blue ?

Description : Which of the following gas turn starch iodide paper blue ?

Last Answer : Which of the following gas turn starch iodide paper blue ? A. `CO_(2)` B. `SO_(2)` C. `NO_(2)` D. `H_(2)S`

Addition of `HI` on the double bond of propene yields isopropyl iodide and not n-propyl iodide as the major product. This is because the addition proc

Description : Addition of `HI` on the double bond of propene yields isopropyl iodide and not n-propyl iodide as the major product. This is because the addition proc

Last Answer : Addition of `HI` on the double bond of propene yields isopropyl iodide and not n-propyl iodide as the ... D. none of the above is a correct statement

Assertion (A): Alkyl aryl ethers on reaction with HI give alkyl iodide phenols Reason (R): Aryl - oxygen bond is weaker than alkyl oxygen bond

Description : Assertion (A): Alkyl aryl ethers on reaction with HI give alkyl iodide phenols Reason (R): Aryl - oxygen bond is weaker than alkyl oxygen bond

Last Answer : Assertion (A): Alkyl aryl ethers on reaction with HI give alkyl iodide phenols Reason (R): Aryl - oxygen ... is false D. A is false but R is true

Which one is formed when sodium phenoxide is heated with ethyl iodide?

Description : Which one is formed when sodium phenoxide is heated with ethyl iodide?

Last Answer : Which one is formed when sodium phenoxide is heated with ethyl iodide? A. Phenetole B. Ethyl phenyl alcohol C. Phenone D. None of these

Is nickel (II) iodide soluble?

Description : Is nickel (II) iodide soluble?

Last Answer : Need answer

Why lithium iodide is covalent in nature?

Description : Why lithium iodide is covalent in nature?

Last Answer : Need answer

Is copper iodide ionic or covalent?

Description : Is copper iodide ionic or covalent?

Last Answer : Copper iodide is an ionic compound.

Is lithium iodide a homogeneous or heterogeneous?

Description : Is lithium iodide a homogeneous or heterogeneous?

Last Answer : Lithium iodide is a homogeneous chemical compound.

What Is The Balanced Equation Between Potassium Iodide And Lead II Nitrate?

Description : What Is The Balanced Equation Between Potassium Iodide And Lead II Nitrate?

Last Answer : The chemical equation is:KI + Pb(NO3)2 = PbI2(s) + 2 KNO3

What is the equation for aqueous potassium iodide reacts with lead nitrate in solution forming solid lead iodide?

Description : What is the equation for aqueous potassium iodide reacts with lead nitrate in solution forming solid lead iodide?

Last Answer : The chemical equation is:2 KI + Pb(NO3)2 = 2 KNO3 + PbI2(s)