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Maharashtra State BoardSSC (English Medium) 10th Standard

Choose the Correct Alternative and Rewrite the Following: Acetic Acid ..................

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Question

Choose the correct alternative and rewrite the following: 

Acetic acid ..................

Options

  • is insoluble in water

  • turns blue litmus red

  • is pale yellow in colour

  • none of the above

MCQ
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Solution

Acetic acid turns blue litmus red.

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2017-2018 (March)

RELATED QUESTIONS

You have four test tubes, A, B, C and D containing sodium carbonate, sodium chloride, lime water and blue litmus solutions respectively. Out of these the material of which test tube/ test tubes would be suitable for the correct test of acetic/ethanoic acid?

(a) only A
(b) A and B
(c) B and C
(d) A and D


When you add a few drops of acetic acid to a test-tube containing sodium bicarbonate powder, which one of the following is your observation?

(A) No reaction takes place

(B) A colourless gas with pungent smell is released with brisk effervescence

(C) A brown coloured gas is released with brisk effervescence

(D) Formation of bubbles of a colourless and odourless gas


Describe one reaction of a carboxylic acid.


Name the functional group present in the following compound:
C2H5CHO


A student takes Na2CO3 powder in a test tube and pours some drops of acetic acid over it. He observes:

(A) no reaction in the test tube

(B) colourless gas with pungent smell

(C) bubbles of a colourless and odourless gas

(D) white fumes with smell of vinegar


Acetic acid solution turns: 

(1) blue litmus red 

(2) red litmus blue 

(3) blue litmus colourless 

(4) red litmus colourless 


Write the important uses of acetic acid.


How will you carry out the following conversions?

Ethene to acetic acid


Write balanced euation for the following :
Ethane is burnt in air.


State the observation

When the gaseous product obtained by dehydration of ethyl alcohol is passed through bromine water.


Ethanoic acid _________.


Distinguish between esterification and saponification reactions with the help of chemical equations for each.


Observe the figure and write the answers to the following questions.

  1. Write the name of the reaction shown in the following figure.
  2. Write the above chemical reaction in the form of a balanced equation.
  3. Write the name of the product produced in the above reaction, write a use.
  4. Write the name of the catalyst used in the above reaction.

Ethanoic acid turns ______ litmus to ______


Mineral acids are stronger acids than carboxylic acids because

  1. mineral acids are completely ionised
  2. carboxylic acids are completely ionised
  3. mineral acids are partially ionised
  4. carboxylic acids are partially ionised

Give the balanced chemical equation of the following reaction:

Neutralization of NaOH with ethanoic acid.


Give the balanced chemical equation of the following reaction:

Oxidation of ethanol by acidified potassium dichromate.


Give the balanced chemical equation of the following reaction:

Neutralization of NaOH with ethanoic acid.


Give the balanced chemical equation of the reaction.

Oxidation of ethanol by acidified potassium dichromate.


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