Which one of the following compounds would undergo nitration with greatest ease

Which one of the following compounds would undergo nitration with greatest ease
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Which one of the following compounds would undergo nitration with greatest ease A. benzene B. phenol C. nitrobenzene D. benzoic acid
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Out of benzene, m–dinitrobenzene and toluene which will undergo nitration most easily and why?

Description : Out of benzene, m–dinitrobenzene and toluene which will undergo nitration most easily and why?

Last Answer : Ans. -CH3 group is electron donating while –NO2 group is electron withdrawing. Therefore, maximum electron density will be in toluene , followed by benzene and at least in m-dinitrobenzene. Therefore, the ease of nitration decreases in the order: Toluene> benzene> m-dinitrobenzene

Out of benzene, m–dinitrobenzene and toluene which will undergo nitration most easily and why?

Description : Out of benzene, m–dinitrobenzene and toluene which will undergo nitration most easily and why?

Last Answer : Ans. -CH3 group is electron donating while –NO2 group is electron withdrawing. Therefore, maximum electron density will be in toluene, followed by benzene and at least in m-dinitrobenzene. Therefore, the ease of nitration decreases in the order: Toluene> benzene> m-dinitrobenzene

Which of the following compounds undergoes nitration most readily? (a) Benzene (b) Toluene (c) Nitrobenzene (d) Benzoic acid

Description : Which of the following compounds undergoes nitration most readily? (a) Benzene (b) Toluene (c) Nitrobenzene (d) Benzoic acid

Last Answer : Toluene

In the following compounds, anisole (I), benzene (II) and nitrobenzene (III), the ease of reaction with electrophiles is:

Description : In the following compounds, anisole (I), benzene (II) and nitrobenzene (III), the ease of reaction with electrophiles is:

Last Answer : In the following compounds, anisole (I), benzene (II) and nitrobenzene (III), the ease of reaction ... . `IIIgtIIgtI` C. `IIgtIgtIII` D. `IgtIIgtIII`

Which of the following compounds will not undergo azo coupling reaction with benzene diazonium chloride?

Description : Which of the following compounds will not undergo azo coupling reaction with benzene diazonium chloride?

Last Answer : Which of the following compounds will not undergo azo coupling reaction with benzene diazonium chloride? ... B. Phenol C. Anisole D. Nitrobenzene

Match each of the compounds given in ColumnI with reaction (s) that they can undergo, given in Column II.

Description : Match each of the compounds given in ColumnI with reaction (s) that they can undergo, given in Column II.

Last Answer : Match each of the compounds given in ColumnI with reaction (s) that they can undergo, given in Column II.

Which of the following compounds will undergo an SN2 reaction most readily? (a) (CH3)3CCH2I (b) (CH3)3CCl (c) (CH3)2CHI (d) (CH3)2CHCH2CH2CH2I

Description : Which of the following compounds will undergo an SN2 reaction most readily? (a) (CH3)3CCH2I (b) (CH3)3CCl (c) (CH3)2CHI (d) (CH3)2CHCH2CH2CH2I

Last Answer : (CH3)2CHCH2CH2CH2I

Which of the following is not correct concerning substitution and elimination reactions of alkyl halides? (a) The electrophile replaces the leaving group. (b) Compounds containing electron-donating groups bonded to an sp3 hybridized carbon undergo substitution and elimination reactions. (c) The electronegative atom is replaced by another atom or group in substitution reactions. (d) (a) and (b)

Description : Which of the following is not correct concerning substitution and elimination reactions of alkyl halides? (a) The electrophile replaces the leaving group. (b) Compounds containing electron-donating groups bonded to an ... replaced by another atom or group in substitution reactions. (d) (a) and (b)

Last Answer : (a) and (b)

How to increase percent yield? How to improve experiment? Nitration of Veratrole?

Description : How to increase percent yield? How to improve experiment? Nitration of Veratrole?

Last Answer : Can you provide a bit more detail about the experimental conditions and the precise reaction you were attempting? As a general rule, most reactions do not result in 100% yield, and so, this ... limits of the reaction. Alternatively, one of your reagents was limiting, and caused a reduced yield.

Arrange the following in decreasing order of rate of nitration :-

Description : Arrange the following in decreasing order of rate of nitration :-

Last Answer : Arrange the following in decreasing order of rate of nitration :- A. `b gt a = c gt d` B. `d gt a = c gt b` ... gt a gt c gt d` D. `a gt c gt d gt b`

In the nitration of benzene with a mixture of conc. `HNO_(3)` and conc. `H_(2)SO_(4)`, the active species involved is :

Description : In the nitration of benzene with a mixture of conc. `HNO_(3)` and conc. `H_(2)SO_(4)`, the active species involved is :

Last Answer : In the nitration of benzene with a mixture of conc. `HNO_(3)` and conc. `H_(2)SO_(4)`, ... ion B. nitrate ion C. nitronium ion D. nitrogen dioxide

Nitration of benzene is:

Description : Nitration of benzene is:

Last Answer : Nitration of benzene is: A. nucleophilic substitution B. nucleophilic addition C. electrophilic substitution D. free radical substitution

Solvent deoiling process is used for separating oil and soft wax from hard wax. Methyl iso-butyl ketone and methyl ethyl ketone (MEK) are two commonly used deoiling solvents. Use of former as the deoiling solvent has the advantages of the (A) Elimination of solvent drying facility (B) Higher nitration temperature (C) Lower solvent dilution ratio (D) All (A), (B) & (C)

Description : Solvent deoiling process is used for separating oil and soft wax from hard wax. Methyl iso-butyl ketone and methyl ethyl ketone (MEK) are two commonly used deoiling solvents. Use of former as the deoiling solvent ... nitration temperature (C) Lower solvent dilution ratio (D) All (A), (B) & (C)

Last Answer : (D) All (A), (B) & (C)

Although — NH2 gp is an ortho and para directing gp, nitration of aniline gives along with ortho and para, meta derivatives also.

Description : Although — NH2 gp is an ortho and para directing gp, nitration of aniline gives along with ortho and para, meta derivatives also.

Last Answer : Nitration is carried out with a mixture of Conc. NO3 + Conc. H2 SO4 (nitrating mix). In the presence of these acids, most of aniline gets protonated to form anilinium ion. Therefore, in the ... is m-directing and deactivating hence a mixture of all three-ortho, para and meta derivatives is formed.

Drug called ‘Heroin’ is synthesised by (a) nitration of morphine (b) methylation of morphine (c) acetylation of morphine (d) glycosylation of morphine.

Description : Drug called ‘Heroin’ is synthesised by (a) nitration of morphine (b) methylation of morphine (c) acetylation of morphine (d) glycosylation of morphine.

Last Answer : (c) acetylation of morphine

Naphthalene undergoes nitration with HNO3/H2SO4 at 60°C to give mainly (a) 1-Nitronaphthalene (b) 1,2-Dinitronaphthalene (c) 2-Nitronaphthalene (d) 1,5-Dinitronaphthalene

Description : Naphthalene undergoes nitration with HNO3/H2SO4 at 60°C to give mainly (a) 1-Nitronaphthalene (b) 1,2-Dinitronaphthalene (c) 2-Nitronaphthalene (d) 1,5-Dinitronaphthalene

Last Answer : 1-Nitronaphthalene

Nitration of nitrobenzene with HNO3/H2SO4 gives : (a) m-dinitrobenzene (b) o-dinitrobenzene (c) p-dinitrobenzene (d) m-nitrobenzenesulfonic acid

Description : Nitration of nitrobenzene with HNO3/H2SO4 gives : (a) m-dinitrobenzene (b) o-dinitrobenzene (c) p-dinitrobenzene (d) m-nitrobenzenesulfonic acid

Last Answer : m-dinitrobenzene

Which of the following statements is False/Incorrect about nitrobenzene? (a) is formed by nitration of benzene at temperatures below 60°C. (b) can be further nitrated to give m-dinitrobenzene. (c) can be oxidized with KMnO4 to give benzoic acid. (d) can be reduced with Sn/HCl to give aniline.

Description : Which of the following statements is False/Incorrect about nitrobenzene? (a) is formed by nitration of benzene at temperatures below 60°C. (b) can be further nitrated to give m-dinitrobenzene. (c) can be oxidized with KMnO4 to give benzoic acid. (d) can be reduced with Sn/HCl to give aniline.

Last Answer : can be oxidized with KMnO4 to give benzoic acid

Compared to benzene, nitration of toluene takes place at (a) Same rate (b) Faster rate (c) Slower rate(d) Can not predict

Description : Compared to benzene, nitration of toluene takes place at (a) Same rate (b) Faster rate (c) Slower rate (d) Can not predict

Last Answer : Faster rate

Trinitrotoluene (TNT), an explosive, is made by the nitration of (A) Nitrobenzene (B) Toluene (C) Nitrotoluene (D) Benzene

Description : Trinitrotoluene (TNT), an explosive, is made by the nitration of (A) Nitrobenzene (B) Toluene (C) Nitrotoluene (D) Benzene

Last Answer : (B) Toluene

A unit operation is exemplified by the process of (A) Reduction (B) Desorption (C) Nitration (D) Combustion

Description : A unit operation is exemplified by the process of (A) Reduction (B) Desorption (C) Nitration (D) Combustion

Last Answer : (B) Desorption

40. Among the fo the one that is most reactive towards electrophilic nitration is: (1) Benzene (2) Benzoic acid (3) Nitrobenzene (4) Toluene

Description : 40. Among the following compounds the one that is most reactive towards electrophilic nitration is: (1) Benzene (2) Benzoic acid (3) Nitrobenzene (4) Toluene

Last Answer : Toluene

Explain following unit processes: (i) Oxidation (ii) Nitration.

Description : Explain following unit processes: (i) Oxidation (ii) Nitration. 

Last Answer : Oxidation: It is defined as the addition of oxygen or removal of hydrogenation from organic compounds. - Oxidation reaction may involve the introduction of oxygen in the molecule of a compound. Oxidation ... acid and con. Nitric acid. Nitrating mixture is used in nitration reaction.   

Explain following unit process with example. (i) Reduction (ii) Calcination (iii) Nitration

Description : Explain following unit process with example. (i) Reduction (ii) Calcination (iii) Nitration

Last Answer : Reduction: Reduction is defined as the addition of hydrogen, removal of oxygen, addition of metallic element or addition of electrons. Eg. Reduction of ethyl bromide Nitrobenzene can be reduced ... Sulfuric acid and con. Nitric acid.  Nitrating mixture is used in nitration reaction.

In which of the following compounds the carbon marked with asterisk is expected to have greatest positive charge ?

Description : In which of the following compounds the carbon marked with asterisk is expected to have greatest positive charge ?

Last Answer : In which of the following compounds the carbon marked with asterisk is expected to have greatest positive charge ? ... (3)-CH_(2)-overset(+)Mgbar(C)l`

The greatest number of compounds are formed by the element (a) hydrogen (b) carbon (c) oxygen (d) nitrogen

Description : The greatest number of compounds are formed by the element (a) hydrogen (b) carbon (c) oxygen (d) nitrogen

Last Answer : Ans:(b)

What are some cute things that a nurse did to ease your stay at a hospital?

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Are there any cursive writing styles designed for ease of use and legibility?

Description : Are there any cursive writing styles designed for ease of use and legibility?

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Have you ever had Shingles, and what did you do to ease the pain?

Description : Have you ever had Shingles, and what did you do to ease the pain?

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In the millitary, is being at ease really much more comfortable than standing at attention?

Description : In the millitary, is being at ease really much more comfortable than standing at attention?

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After a severe bout of stomach flu and diarrhea what has proven effective for you to ease back into eating, getting some nourishment? Any particular brand of probiotics which worked for you?

Description : After a severe bout of stomach flu and diarrhea what has proven effective for you to ease back into eating, getting some nourishment? Any particular brand of probiotics which worked for you?

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Description : Can you ease my mind tonight about abnormal pap results?

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I just pounded a wooden garden stake into the palm of my hand, going for a Tetanus booster tomorrow but how can I ease the pain now?

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Pantech Ease (sic) phone will not allow me to send photos to computer, etc. How to do this? How to get around the problem also of phone insisting its memory is full and therefore it will not even allow me to email photos to myself?

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Is there anything I can do to ease the discomfort and pain from endometriosis?

Description : Is there anything I can do to ease the discomfort and pain from endometriosis?

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Does nature and it's amazing little acts set you at ease, even if it's a temporary respite?

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Do you know of any stretching exercises to ease back and/or neck pain?

Description : Do you know of any stretching exercises to ease back and/or neck pain?

Last Answer : Cobra postures are helpful for back pain. I am also a big fan of cat stretches.

Mommas: What helped you ease nausea during pregnancy?

Description : Mommas: What helped you ease nausea during pregnancy?

Last Answer : answer:Carbs…eat small meals frequently. Drink plenty of water. This may pass for you in the next month.

How can I ease the effects of my horrible sinus infection?

Description : How can I ease the effects of my horrible sinus infection?

Last Answer : A visit to a doctor or a local RN clinic (at your local pharmacy/mall). You most likely would get much better more quickly with a Z-pac

Would you feel ill at ease meeting someone you knew was going to be your life partner?

Description : Would you feel ill at ease meeting someone you knew was going to be your life partner?

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Are dogs drawn to people who feel ill at ease?

Description : Are dogs drawn to people who feel ill at ease?

Last Answer : Dogs have exquisite sensitivity to body language and scent. If she’s in fear of them, then I would suspect that they’re either trying to figure out what’s wrong or trying to take advantage of her fear to dominate her.

What are some simple, non sexual, inexpensive, ways to have fun that you would recommend to ease boredom on a lazy hot summer's day?

Description : What are some simple, non sexual, inexpensive, ways to have fun that you would recommend to ease boredom on a lazy hot summer's day?

Last Answer : Taking my wife’s clothing off…

Has any one ever heard of using a product such as anti-stretch mark cream to increase the skins elasticity to ease gauging pain and/or lower the chance of tearing?

Description : Has any one ever heard of using a product such as anti-stretch mark cream to increase the skins elasticity to ease gauging pain and/or lower the chance of tearing?

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Can you tell me how you help ease the pain of a Migraine or Cluster Migraine?

Description : Can you tell me how you help ease the pain of a Migraine or Cluster Migraine?

Last Answer : i work with load animals everyday and always have them. i eat a hersey bar and drink a doctor pepper and take an asprin. works for me

How can you ease someone's fear of their approaching death?

Description : How can you ease someone's fear of their approaching death?

Last Answer : you can’t. be there, talk, hold his hand. be a comfort, talk and talk with him.

Do you embrace your fears with intentional steps to ease them?

Description : Do you embrace your fears with intentional steps to ease them?

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What are some ways to ease into intellectually stimulating conversation?

Description : What are some ways to ease into intellectually stimulating conversation?

Last Answer : Smoking weed seems to help No but honestly, I know what you mean. It's difficult to bring up subjects like that and get people to voice their opinion and participate. I don't really know if there's a ... maybe read in the newspaper, like Hey, did you hear about _____ if that isn't too awkward.

Whats a fun thing i can do to ease boredom?

Description : Whats a fun thing i can do to ease boredom?

Last Answer : Play an instrument. Video Games. Pray. Surf eBay for something you want to buy but can’t. See what kind of deals there are.

Whats a thing you struggle with that other people seem to do with ease?

Description : Whats a thing you struggle with that other people seem to do with ease?

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Description : The main advantage of using worm gears is a.Low power loss b.High velocity ratio c.Ease of manufacture d.Minimum cost e.All of the above

Last Answer : c. Ease of manufacture