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Q1. Which of the following is the commercial method of formation of ether?

(a) Dehydration of alcohol
(b) Williamson ether synthesis
(c) Ullmann condensation
(d) Preparation of epoxides

Q2. Williamson synthesis proceed visa which of the following mechanism?

(a) SN1
(b) SN2
(c) E1
(d) E2

Q3. Which of the following is the method of preparation of ether?

(a) Dows process
(b) Williamson synthesis
(c) By decarboxylation of salicylic acid
(d) Hock method

Q4. What will be the reactant and reaction condition required for the given reaction?

(a) H2SO4, 413K
(b) H2SO4, 443K
(c) HNO3, 413K
(d) HNO3, 443K

Q5. Which of the following reagents should be used to prepare tert-butyl propyl ether?

(a) 2-methylpropene and 1-propanol
(b) 2-methylpropene, acetic acid and 1-propanol
(c) 2-methylpropene, H2SO4 and 1-propanol
(d) 1-propyl bromide and tert-butyl alcohol

Q6. Which of the following reagents should be used to prepare tert-butyl ethyl ether?

(a) tert-butyl bromide and sodium ethoxide
(b) tert-butyl alcohol and ethyl bromide
(c) tert-butyl alcohol and ethanol
(d) potassium tert-butoxide and ethyl bromide

Q7. In which case would a Williamson ether synthesis fail?

(a) sodium ethoxide + iodomethane
(b) sodium ethoxide + iodoethane
(c) sodium ethoxide + 2-iodopropane
(d) sodium ethoxide + 2-iodo-2-methylpropane

Q8. The Williamson ether synthesis produces ethers by reacting which of the following?

(a) alcohol with a metal
(b) alkoxide with a metal
(c) alkoxide with an alkyl halide
(d) alkyl halide with an aldehyde

Q9. The reaction given below is known as by which o the following reaction?

(a) Kolbe?s synthesis
(b) Wurtz?s synthesis
(c) Williamson?s synthesis
(d) Grignard?s synthesis

Q10. Chloroethane reacts with X to form diethyl ether. What is X?

(a) NaOH
(b) H2SO4
(c) C2H5ONa
(d) Na2S2O3


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136 views

Consider The Following Bromides

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Consider The Following Bromides

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135 views

The Major Product Of The Following Reaction Is

Modified 228 Year Ago

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The Major Product Of The Following Reaction Is

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126 views

The Major Product Formed In The Following Reaction

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