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Published on: 02/09/2022
QB365 provides a detailed and simple solution for every Possible Creative Questions in Class 12 Chemistry Subject - Hydroxy Compounds and Ethers, English Medium. It will help Students to get more practice questions, Students can Practice these question papers in addition to score best marks.
Download Tamil Nadu 12th Standard Chemistry question papers, model tests, one-mark questions, important questions, and public exam papers in PDF format. Free study materials and answer keys for TN State Board students.
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1.
Which is optically active?
n-butyl alcohol
isobutyl alcohol
2-butanol
t-butyl alcohol
2.
Ethyl alcohol cannot be used as a solvent for CH3MgI because ______.
CH3MgI reacts with alcohol giving methane
the reaction between them is explosive in natrue
CH3MgI is converted to C2H5MgI
alcohol is immiscible with CH3MgI
3.
Which is soluble in H2O?
Phenol
Alkanes
Alcohols
Alkenes
4.
Which has the highest boiling point?
CH3CH3
CH3OH
C2H5OH
C3H5
5.
Which among the following sets of reactants will produce anisole?
HCHO, RMgX
C6H5ONa, CH3Br
C6H5CH3, CH3CoCI
6.
The above reaction is called ______.
Gattermann reaction
Williamson ether synthesis
Swern's reaction
Riemer tiemann reaction
7.
Glycol \(\overset { 773K }{ \longrightarrow } \) 'A'. Identify 'A' _______.
\(\overset { { CH }_{ 3 } }{ \underset { CHO }{ | } } \)
8.
Which one of the following would not react with cone. HCI and anhy. ZnCl2 at room temperature?
(CH3)3COH
(CH3)2CHOH
\({ CH }_{ 3 }-{ CH }_{ 2 }-\underset { \overset { | }{ { CH }_{ 3 } } }{ CH } -OH\)
CH3 - CH2 - CH2 - OH
9.
An organic compound 'A' reacts with methyl magnesium chloride followed by hydrolysis to form 'B'. 'B' gives a blue colour with Victor Meyers test. Identify A and B respectively.
acetaldehyde, tert butyl alcohol
acetone, iso propyl alcohol
acetaldehyde, isopropyl alcohol
acetone, ethanol
10.
Which one of the following alcohols on oxidation gives carboxylic acid with lesser number of carbon atoms?
(CH3)2-CH- CH2OH
CH3CH2CHOHCH3
CH3-(CH2)3-CH2OH
both (a) and (c)
11.
Which among the following reagent is not used to differentiate ethanol and phenol?
neutral FeCl3
C6H5N2CI
NaOH
anhy ZnCl2
12.
Which among the following statement are correct with regard to alkyl halides?
Alkyl halides on heating with aq NaOH gives alcohols
10 alkyl halides proceed by SN2 mechanism
20 and 30 alkyl halides undergo substitution by SN1 mechanism
all the above
13.
Which one of the alcohol cannot be prepared by grignard reagent?
Methanol
ethanol
iso propyl alcohol
phenyl methanol
14.
Pick out the odd one among the following.
CH3 - CH - OH - CH3
\({ CH }_{ 3 }{ CH }_{ 2 }-\underset { \overset { | }{ { CH }_{ 3 } } }{ CH } -OH\)
(CH3)3 - C - OH
C6H5 - CH - OH - C2H5
15.
Which among the following alkene on acid hydration will produce tertiary butyl alcohol?
\({ CH }_{ 3 }-\underset { \overset { | }{ { CH }_{ 3 } } }{ C } ={ CH }_{ 2 }\)
CH3-CH=CH2
\({ CH }_{ 3 }-\underset { \overset { || }{ { CH }_{ 2 } } }{ CH } \)
CH3-CH2-CH=CH-CH3
1.
(c)
2-butanol
2.
(a)
CH3MgI reacts with alcohol giving methane
3.
(c)
Alcohols
4.
(c)
C2H5OH
5.
(c)
C6H5ONa, CH3Br
6.
(b)
Williamson ether synthesis
7.
(a)
8.
(d)
CH3 - CH2 - CH2 - OH
9.
(c)
acetaldehyde, isopropyl alcohol
10.
(b)
CH3CH2CHOHCH3
11.
(d)
anhy ZnCl2
12.
(d)
all the above
13.
(a)
Methanol
14.
(c)
(CH3)3 - C - OH
15.
(a)
\({ CH }_{ 3 }-\underset { \overset { | }{ { CH }_{ 3 } } }{ C } ={ CH }_{ 2 }\)
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