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
Description : Assertion (A): Diethyl ether reacts with hot Conc `H_(2)SO_(4)` and gives ethyl hydrogen sulphate Reason (R): The reaction involves cleavage of C-O bo
Last Answer : Assertion (A): Diethyl ether reacts with hot Conc `H_(2)SO_(4)` and gives ethyl hydrogen sulphate Reason (R ... R is false D. A is false but R is true
Description : Ethyl acetate on heating with sodium ethoxide gives (a) Ethyl acetoacetate (b) Sodium acetate (c) Ethyl alcohol (d) Diethyl ether
Last Answer : Ethyl acetoacetate
Description : Ethanol on heating with concentrated H2SO4 at 170°C gives (a) ethylene (b) ethyl hydrogen sulfate (c) diethyl ether (d) diethyl sulfate
Last Answer : ethylene
Description : Diethyl ether reacts with cold. HI to give
Last Answer : Diethyl ether reacts with cold. HI to give A. Ethyl iodide B. Ethyl alcohol C. Both 1 and 2 D. Ethylene
Description : Diethyl ether reacts with excess of hot concentrated HI to form (a) CH3CH2I + CH3CH2OH (b) Only CH3CH2OH (c) CH3CH2OH + CH2=CH2 (d) Only CH3CH2
Last Answer : Only CH3CH2
Description : Which of the following reagents readily react with ethyl methyl ether? (a) NaOH (b) Conc HI (c) KMnO4 (d) H2O
Last Answer : Conc HI
Description : A compound X' on heating with excess conc. sulphuric acid at 443 K gives an unsaturated compound Y'. X' also reacts with sodium metal to evolve a colourless gas Z'. Identify X', Y' ... the chemical reaction of formation of Y' and also write the role of sulphuric acid in the reaction. -Science
Last Answer : X-Ethanol/ (C2H5OH)/Ethyl AlcoholY- Ethene / (C2H4)Z- Hydrogen/ (H2)Role of sulphuric acid - dehydrating agent
Description : Diethyl ether is used as
Last Answer : Diethyl ether is used as A. Anaesthetic B. Solvent C. Refrigerant D. All
Description : Which of the following is not an isomer of diethyl ether?
Last Answer : Which of the following is not an isomer of diethyl ether? A. 2- methyl -2- propanol B. 2- Methoxypropane C. 2- Methyl -1- proponal D. Ethoxyethane
Description : Assertion: (A) Diethyl ether is used as general anaesthesia Reason (R): Diethyl either produces unconsciousness without effecting lungs
Last Answer : Assertion: (A) Diethyl ether is used as general anaesthesia Reason (R): Diethyl either produces unconsciousness ... false D. A is false but R is true
Description : Which of the following does not react with diethyl ether
Last Answer : Which of the following does not react with diethyl ether A. `C_(2)H_(5)Ona` B. `A1C1_(3)` C. `BF_(3)` D. `HC1`
Description : The compound which is not isomeric with diethyl ether is :
Last Answer : The compound which is not isomeric with diethyl ether is : A. Butanone B. Methyl propyl ether C. 2-methyl propane -2-ol D. Butanol -1
Description : What is the concentration in percent (vv) of a solution containing 50 mL of diethyl ether(C4H10O) in 2.5 L of solution?
Last Answer : Need answer
Description : Which type of isomerism is shown by diethyl ether and methyl propyl ether?
Last Answer : Metamerism
Description : Write the metamer of diethyl ether. What is its IUPAC name?
Last Answer : Ans.1-methoxypropane, CH3OCH2CH2CH3 or 2-methoxypropane,CH3OCH(CH3)2
Description : Which of the following will have the highest boiling point? (a) Diethyl ether (b) n-Butane (c) Acetamide (d) n-Propylamine
Last Answer : Acetamide
Description : Acetic anhydride is obtained by the reaction of : (a) Acetic acid and sodium (b) Acetic acid and water (c) Acetic acid and diethyl ether (d) Acetic acid and P2O5
Last Answer : Acetic acid and P2O5
Description : Ethylene reacts with oxygen in the presence of silver catalyst at 300°C to form (a) Diethyl ether (b) Ethylene glycol (c) Ethyl alcohol (d) Ethylene oxide
Last Answer : Ethylene oxide
Description : Which of the following functional group series is ranked according to increasing boiling points? (a) diethyl ether, ethane, ethanol, ethanethiol (b) ethane, ethanol, diethyl ether, ethanethiol (c) ethane, diethyl ether, ethanethiol, ethanol (d) diethyl ether, ethane, ethanethiol, ethanol
Last Answer : ethane, diethyl ether, ethanethiol, ethanol
Description : Which of the following would have the highest boiling point? (a) Dimethyl ether (b) Diethyl ether (c) Ethyl methyl ether (d) Diisopropyl ether
Last Answer : Diisopropyl ether
Description : Diethyl ether reacts with sodium metal to give (a) Ethanol (b) Sodium ethoxide (c) Ethanal (d) Nothing happens
Last Answer : Nothing happens
Description : Which of the following statements is false? (a) Diethyl ether has been used as a general anesthetic (b) Ethyl alcohol is present in all alcoholic beverages (c) Methyl alcohol is produced by fermentation of sugars (d) Ethylene glycol is a common antifreeze for automobiles
Last Answer : Methyl alcohol is produced by fermentation of sugars
Description : Ethyl alcohol reacts with concentrated H2SO4 at 140°C to form (a) Acetone (b) Ethylene (c) Diethyl ether (d) Acetic acid
Last Answer : Diethyl ether
Description : Ethyl bromide reacts with sodium methoxide to form (a) Diethyl ether (b) Ethyl methyl ether (c) Dimethyl ether (d) n-Propyl alcohol
Last Answer : Ethyl methyl ether
Description : Diethyl ether and methyl propyl ether are (a) Conformational isomers (b) Metamers (c) Geometrical isomers (d) Enantiomers
Last Answer : Metamers
Description : Ethanol is isomeric with (a) Dimethyl ether (b) Ethanal (c) Diethyl ether (d) Propanone
Last Answer : Dimethyl ether
Description : Which of the following is used as an antifreeze? (a) Ethylene glycol (b) Glycerol (c) Diethyl ether (d) Picric acid
Last Answer : Ethylene glycol
Description : Ethyl alcohol can react with concentrated H2SO4 to give (a) Ethylene (b) Diethyl ether (c) Ethyl hydrogen sulfate (d) All of these
Last Answer : All of these
Description : Which of the following has the highest boiling point? (a) diethyl ether (b) n-Butyraldehyde (c) n-propyl chloride (d) n-Butyl alcohol
Last Answer : n-Butyl alcohol
Description : Which of the following compounds does not dissolve in concentrated H2SO4 on warming? (a) n-Hexane (b) Diethyl ether (c) 1-Butene (d) Aniline
Last Answer : n-Hexane
Description : Which of the following compounds have planar molecules? (a) ethyl alcohol (b) formaldehyde (c) diethyl ether (d) 1,3-butadiene
Last Answer : 1,3-butadiene formaldehyde
Description : Bisphenol A is produced by the condensation of acetone with (A) Formaldehyde (B) Ethyl alcohol (C) Diethyl ether (D) Phenol
Last Answer : (D) Phenol
Description : 1. Which what is nucessary for digestion of food ? 2. Why are the Fundamental Freedoms under Article 19 suspended during emergency? 3. Which type of isomerism is shown by diethyl ether and methyl ... largest number of sugar mills? 20. Where is the Shrine of Hazarat Nizamuddin Auliya is situated?
Last Answer : Answer : 1. Enzyme 2. War or external aggression 3. Metamerism 4. Narmada 5. Assaka 6. George Orwell 7. Debtors 8. Potassium 9. Myanmar 10. Nanda 11. Limited government 12. Conservation of ... Fourth 15. Khari Boli 16. Muttiah Muralitharan 17. Omnivore 18. President 19. Uttar Pradesh 20. Delhi
Description : Anisole on heating with concentrated HI gives (a) Iodobenzene (b) Phenol + CH3I (c) Iodobenzene + CH3OH (d) Phenol + CH3OH
Last Answer : Phenol + CH3I
Description : Ethyl phenyl ether on reaction with excess HI yields
Last Answer : Ethyl phenyl ether on reaction with excess HI yields A. Ethyl iodide and iodobenzene B. Ethyl ... alcohol and phenol D. Ethyl alcohol and iodobezene
Description : When dipentyl ether is treated with excess HI, through what type of mechanism(s) does the major product result? (a) SN2 (b) SN1 (c) E1 (d) E2
Last Answer : SN2
Description : Which of the following anion behaves in a different manner than other on heating with conc. `H_(2)SO_(4)` ?
Last Answer : Which of the following anion behaves in a different manner than other on heating with conc. `H_(2)SO_(4) ... Br^(-)` D. All behave in a similar manner
Description : In the reaction `(CH_(3))_(3)C-O-CH_(2)CH_(3)+underset((1"mole"))(HI)overset(heat)(rarr)` the products formed is (are)
Last Answer : In the reaction `(CH_(3))_(3)C-O-CH_(2)CH_(3)+underset((1"mole"))(HI)overset(heat)(rarr)` the products ... (H)underset(|)O^(+)-CH_(2)CH_(3)I^(-)`
Description : Which of the following reactants on reaction with conc. NaOH followed by acidification gives following lactone as the product?
Last Answer : Which of the following reactants on reaction with conc. NaOH followed by acidification gives following lactone as the product? A. B. C. D.
Description : Sodium borate on reaction with conc. `H_2 SO_4` and `C_2 H_5 OH` gives a compound A which burns with a green edged flame. The compound A is
Last Answer : Sodium borate on reaction with conc. `H_2 SO_4` and `C_2 H_5 OH` gives a compound A which burns with a green edged ... ` D. `(C_(2)H_(5))_(3)BO_(3)`
Description : Phenol on treatment with conc. `HNO_(3)` gives
Last Answer : Phenol on treatment with conc. `HNO_(3)` gives A. picric acid B. o-and m-nitrophenols C. cresol D. resorcinol
Description : Anisole with conc. `HNO_(3)` and conc. `H_(2)SO_(4)` gives
Last Answer : Anisole with conc. `HNO_(3)` and conc. `H_(2)SO_(4)` gives A. Phenol B. Nitrobenzene C. O - and - P - Nitroanisole D. O- Nitroanisole
Description : A mixture of ether and ….. Gives temperature as low as 163 K (1) NaC1 (2) Ice (3) Solid `CO_(2)` `C_(2)H_(5)OH`
Last Answer : A mixture of ether and .. Gives temperature as low as 163 K (1) NaC1 (2) Ice (3) Solid `CO_(2)` ... true but R is false D. A is false but R is true
Description : A little ether on the palm gives a cooling sensation because ether (a) is a cold liquid (b) evaporates (c) enters the pores of the skin (d) condenses on the palm
Last Answer : Ans:(b)
Description : An organic compound (A), C3H8O, on oxidation gives (B), C3H6O. The compound (B) could be (a) a carbonyl compound (b) an alcohol (c) a carboxylic acid (d) an ether
Last Answer : a carbonyl compound
Description : The compound which produce propane on heating with HI in presence of red P is `(a) CH_(3)CH_(2)CH_(2)I " "(b) CH_(3)CH_(2)CHO` `(c) CH_(3)CH_(2)CH_(2)
Last Answer : The compound which produce propane on heating with HI in presence of red P is `(a) CH_(3)CH_(2)CH_(2)I " "(b) ... Only c B. b, c C. b, c, d D. All
Description : Glycerol on treatment with excess HI gives
Last Answer : Glycerol on treatment with excess HI gives A. Allyliodide B. 1,2,3,-triiodopropane C. Isopropyl iodide D. Acrolein
Description : One mole on iron [55.8 gm], when oxidised to `+2` oxidation state gives up :
Last Answer : One mole on iron [55.8 gm], when oxidised to `+2` oxidation state gives up : A. `1N_(A)` electron B ... C. `3N_(A)` electron D. `0.5` mole of electron