Advertisements
Advertisements
Question
Fill in the blank with appropriate word/words.
Vinegar is a solution of about ________per cent ________in water.
Solution
Vinegar is a solution of about 4 to 6 per cent acetic acid in water.
APPEARS IN
RELATED QUESTIONS
Consider the following comments about saponification reactions:
I. Heat is evolved in these reactions.
II. For quick precipitation of soap, sodium chloride is added to the reaction mixtures.
III. Saponification reactions are a special kind of neutralisation reactions.
IV. Soaps are basic salts of long-chain fatty acids.
The correct comments are
(a) I, II and III
(b) II, III and IV
(c) I, II and IV
(d) Only I and IV
Give balanced chemical equations for Sodium ethanoate to methane.
Write the formulae of ethanoic acid.
What happens when ethanoic acid reacts with sodium carbonate? Write chemical equation of the reaction involved.
A neutral organic compound is warmed with some ethanoic acid and a little of conc. H2SO4. Vapours having sweet smell (fruity smell) are evolved. What type of functional group is present in this organic compound?
What do you notice when acetic acid reacts with litmus?
Write a balanced equation for the following:
Write the equation for the preparation of ethylene from ethyl alcohol.
Choose the correct word/phrase from the options given below to complete the following sentence:
When acetaldehyde is oxidized with acidified potassium dichromate, it forms ______.
CH3–CH2–CHO : propanal : : CH3–COOH : _______
Write the molecular formula of the given compound.
Ethanoic acid
