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Question
Write the molecular formula of the given compound.
Ethanoic acid
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Solution
Ethanoic acid- CH3COOH or C2H4O2
RELATED QUESTIONS
For preparing soap in the laboratory we require an oil and a base. Which of the following combinations of an oil and a base would be best suited for the preparation of soap?
(a) Castor oil and calcium hydroxide
(b) Turpentine oil and sodium hydroxide
(c) Castor oil and sodium hydroxide
(d) Mustard oil and calcium hydroxide
A student adds a spoon full of powdered sodium hydrogen carbonate to a flask containing ethanoic acid. List two main observations, he must note in his note book, about the reaction that takes place. Also write chemical equation foe the reaction.
Complete the following chemical equations: C2H5OH+O2→
Give the common name and IUPAC name of the following compound:
HCOOH
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Which of the following will give brisk effervescence with sodium hydrogen carbonate and why?
CH3COOH, CH3CH2OH
What will you observe when dilute ethanoic acid and dilute hydrochloric acid are put on universal indicator paper, one by one? What does it show?
Choose those compounds from the following which can turn blue litmus solution red:
HCHO, CH3COOH, CH3OH, C2H5OH, HCOOH, CH3CHO
Give reasons for your choice.
What is an oxidising agent?
Give any two uses of ethanoic acid.
Write the names of the first three members of the carboxylic acid series.
What do you notice when acetic acid reacts with alkalies?
Acetic acid is a typical acid. Write one equation in case of its reactions with a carbonate.
Name the substance used to change acetic acid to acetic anhydride?
On adding acetic acid to sodium hydrogen carbonate in a test tube, a student observes
(A) no reaction
(B) a colourless gas with pungent smell
(C) bubbles of a colourless and odourless gas
(D) a strong smell of vinegar
Which one of the following are the correct observations about acetic acid?
(A) It turns blue litmus red and smells like vinegar
(B) It turns blue litmus red and smells like burning sulphur
(C) It turns res litmus blue and smells like vinegar
(D) It turns red litmus blue and has a fruity smell
Explain the following term with example.
Monomer
What is the main constituent of vinegar?
What is the action of acetic acid with litmus paper?
What is thr boilng point of acetic acid?
Fill in the blank with appropriate word/words.
Vinegar is a solution of about ________per cent ________in water.
Why is pure acetic acid also known as glacial acetic acid?
State the observation
When the gaseous product obtained by dehydration of ethyl alcohol is passed through bromine water.
CH3–CH2–CHO : propanal : : CH3–COOH : _______
Give a chemical reaction in which a catalyst is used.
Observe the figure and write the answers to the following questions.
- Write the name of the reaction shown in the following figure.
- Write the above chemical reaction in the form of a balanced equation.
- Write the name of the product produced in the above reaction, write a use.
- Write the name of the catalyst used in the above reaction.
Ethanoic acid is also known as which of these?
Write an equation showing saponification.
Give the balanced chemical equation of the following reaction:
Combustion of ethanol.
