Oxidation of Alcohols

Q.

A compound X of formula C₃H₈OH yields a compound C₃H₆O, on oxidation. To which of the following classes

of compounds could X being [Pb. PMT 2000]

1. Alkene

2. Tertiary alcohol

3. Secondary alcohol

4. Aldehyde

Q.

An alcohol on oxidation is found to give CH₃COOH and CH₃CH₂COOH The structure of the alcohol is [BIT 1990]

1. CH₃CH₂CH₂OH

2. (CH₃)₂C(OH)CH₂CH₃

3. CH₃CH₂CHOHCH₃

4. CH₃CH(OH)CH₂CH₃

Q. Which of the following metal alkoxides is used in oxidation as well as reduction reaction?

1. Sodium alkoxides
2. Magnesium alkoxides
3. Aluminium alkoxides
4. Zinc alkoxides

Q. In this given reaction

$HOC{H}_2-C{H}_{2}OH\stackrel{\left[X\right]}{\to }HCHO+HCHO$
[X] will be:

$\left(a\right)lmoleofHI{O}_4\left(b\right)2molesofHI{O}_{4}j$
$\left(c\right)conc.HN{O}_3\left(d\right)Mn{O}_2$

1. b
2. c
3. d
4. a

Q. Arrange the following glycols in order of decreasing rate of oxidation with periodic acid.

1. I > II > III
2. II > III > I
3. III > II > I
4. All will be oxidized at the same rate.

Q. Identify products A and B.


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1. 
2. 
3. 
4. 

Q. For the given reaction

$\left(a\right)C{H}_2=CH-\stackrel{OH}{\stackrel{|}{CH}}-C{H}_3\stackrel{\left[X\right]}{\to }C{H}_2=CH-\stackrel{O}{\stackrel{||}{C}}-C{H}_3$
[X] will be:
$\left(a\right)C{l}_2/NaOH\left(b\right)Fentonreagent$
(c) Aluminium tertbutoxide $\left(b\right)K_{2}C{r}_2{O}_7/H^{@}/△$

1. c
2. d
3. a
4. b

Q.

A compound X with molecular formula C₃H₈O can be oxidised to a compound Y with the molecular formula C₃H6O_2. X is most likely to be [MP PMT 1991]

1. Primary alcohol

2. Secondary alcohol

3. Aldehyde

4. Ketone

Q.

An aromatic amine (A) was treated with alcoholic potash and another compound (Y) when foul smelling gas

was formed with formula C₆H₅NC. Y was formed by reacting a compound (Z) with Cl₂ in the presence of

slaked lime. The compound (Z) is [CBSE PMT 1990]

1. C₂H₅Cl

2. C₂H₅CHO

3. C₂H₆

4. CHCL₃

Q. Which of the following compounds undergo periodic oxidation?

1. 
2. 
3. 
4. All the above