Advertisements
Advertisements
प्रश्न
Fill in the blank with appropriate word/words.
Vinegar is a solution of about ________per cent ________in water.
Advertisements
उत्तर
Vinegar is a solution of about 4 to 6 per cent acetic acid in water.
APPEARS IN
संबंधित प्रश्न
Name one chemical compound which can be used to distinguish between ethanol and ethanoic acid.
Esters are sweet-smelling substances and are used in making perfumes. Describe an activity for the preparation of an ester with the help of a well labelled diagram. Write an equation for the chemical reaction involved in the formation of the ester. Also write the names of all the substances involved in the process of esterification.
Consider the following organic compounds:
HCHO, C2H5OH, C2H6, CH3COOH, C2H5CI
Choose two compounds which can react in the presence of conc. H2SO4 to form an ester. Give the name and formula of the ester formed.
What is thr boilng point of acetic acid?
Name the first four members of alphatic carboxylic acid.
Choose the correct answer:
Select the acid which contains four hydrozen atoms in it.
A compound X when treated with an organic acid Y (having vinegar-like smell) in the presence of the acid Z, forms a compound P which has a fruity smell.
- Identify X, Y and Z
- Write the structural formula of X and Y.
- What type of compound is P?
- Name the above reaction.
- If compounds X and Y both have 2 carbon atoms. Write the reaction.
Write the answers to the questions by observing the following figure.
- Write the chemical reaction shown in the figure above in the form of a balanced equation.
- Write the name of the gas coming out of the large test tube in the above chemical reaction.
- Why do small bubbles appear in the small test tube?
- What is the change in colour of lime water?
Which of these is not an organic acid?
Give the balanced chemical equation of the following reaction:
Neutralization of NaOH with ethanoic acid.
