You visited us 1 times! Enjoying our articles? Unlock Full Access!

Byju's Answer

Standard XII

Chemistry

Potassium Dichromate

Which one of ...

Question

Which one of the following turns acidified potassium dichromate from orange to green?

C H_{3} - C H_{2} - O H

Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses

C_{6} H_{14}

No worries! We‘ve got your back. Try BYJU‘S free classes today!

C H_{3} - C O O H

No worries! We‘ve got your back. Try BYJU‘S free classes today!

C H_{3} - C H_{2} - C H_{2} - B r

No worries! We‘ve got your back. Try BYJU‘S free classes today!

Open in App

Solution

The correct option is A $C H_{3} - C H_{2} - O H$
The direct oxidation of primary alcohols to carboxylic acids can be carried out using potassium permanganate with sulfuric acid changing the color from orange to green.

Suggest Corrections

Similar questions

Q. Identify the type of the following reaction of carbon compounds.
a. CH₃ -CH₂ -CH₂-OH → CH₃ -CH₂ -COOH
b. CH₃ -CH₂ -CH₃ → 3CO₂ + 4H₂O
c. CH₃ -CH = CH -CH₃ + Br₂ → CH₃ -CHBr - CHBr -CH₃
d. CH₃ -CH₃ + Cl₂→ CH₃ -CH₂ -Cl + HCl
e. CH₃-CH₂ -CH₂ -CH₂ -OH → CH₃ -CH₂ -CH=CH₂ + H₂O
f. CH₃-CH₂ -COOH + NaOH → CH₃ -CH₂ -COO - Na⁺ + H₂O
g. CH₃ -COOH + CH₃ -OH → CH₃ -COO- CH₃ + H₂O

Name the functional groups present in the following compounds: [5 MARKS]

1. ${CH}_{3} - {CH}_{2} - {CH}_{2} - OH$
2. ${CH}_{3} - {CH}_{2} - {CH}_{2} - COOH$
3. ${CH}_{3} - {CH}_{2} - CHO$
4. ${CH}_{3} - CO - {CH}_{2} - {CH}_{3}$
5. ${CH}_{3} - {CH}_{2} - CO-OH$

Q. Name the functional groups present in the following compounds.
(i)

{C H}_{2} - C O - C H_{2} - {C H}_{2} - {C H}_{2} - {C H}_{3}

(ii)

{C H}_{3} - C H_{2} - {C H}_{2} - C O O H

(iii)

{C H}_{3} {- C H}_{2} - {C H}_{2} - {C H}_{2} - C H O

(iv)

{C H}_{3} - {C H}_{2} - O H

Q. Write IUPAC names of the following

@CH3-CH2-CH=CH2
@CH3-CH2-CH2-C(CH3)2-CH3
@CH3-CH2-CHO
@CH3-CH(OH)-CH3
@CH3-CH2-CH2-COOH

Q. Which is the stronger acid in each of the following pairs?
(i)

C H_{3} - C O O H

and

C H_{2} = C H - C O O H

(ii)

C_{6} H_{5} - C O O H

and

C_{6} H_{5} - C H_{2} - C O O H

(iii)

C H_{3} - C H_{2} - C O O H

and

C H_{3} - C H | O H - C O O H

Join BYJU'S Learning Program

Which one of the following turns acidified potassium dichromate from orange to green?

The correct option is A CH3−CH2−OHThe direct oxidation of primary alcohols to carboxylic acids can be carried out using potassium permanganate with sulfuric acid changing the color from orange to green.

The correct option is A $C H_{3} - C H_{2} - O H$
The direct oxidation of primary alcohols to carboxylic acids can be carried out using potassium permanganate with sulfuric acid changing the color from orange to green.