Advertisements
Advertisements
Question
Ester is a sweet-smelling compound.
Options
Right
Wrong
Advertisements
Solution
Ester is a sweet-smelling compound- Right
APPEARS IN
RELATED QUESTIONS
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.
When you add about 2 ml of acetic acid to a test tube containing an equal amount of distilled water and leave the test tube to settle after shaking its contents, what will you observe in the test tube after about 5 minutes?
(A) A white precipitate settling at its bottom
(B) A clear colourless solution
(C) A layer of water over the layer of acetic acid
(D) A layer of acetic acid over the layer of water
A student takes about 6 ml of distilled water in each of the four test tubes P, Q, R and S. He then dissolves an equal amount of four different salts namely, sodium chloride in 'P', potassium chloride in 'Q', calcium chloride in 'R' and magnesium chloride in 'S'. Next, he then adds 10 drops of soap solution to each test tube and shakes its contents. The test tubes in which scum (insoluble substance) is formed with soap are:
(A) P and Q
(B) Q and R
(C) R and S
(D) Q and S
Fill in the following blank with suitable word:
The next higher homologue of ethanol is ...............
Name the gas evolved when ethanoic acid is added to sodium carbonate. How would you prove the presence of this gas?
Name one chemical compound which can be used to distinguish between ethanol and ethanoic acid.
The organic acid present in vinegar is ______.
How would you distinguish between ethanol and ethanoic acid by chemical test?
Vinegar is a solution of about:
(a) 5 to 8 per cent ethanoic acid in alcohol
(b) 5 to 8 per cent ethanoic acid in water
(c) 50 to 80 per cent ethanoic acid in water
(d) 50 to 80 per cent ethanoic acid in alcohol
Consider the following organic compound:
CH3OH, C2H5OH, CH3COCH3, CH3COOH, C2H5COOH, C4H9COOC2H5, CH4, C2H6, CH3CHO, HCHO
Out of these compound:
Which compound is most likely to be sweet-smelling?
Acetic acid is a typical acid. Write one equation in case of its reactions with a carbonate.
If you take a pinch of sodium hydrogen carbonate powder in a test-tube and add drop-by-drop acetic acid to it, what would you observe immediately? List any two main observations.
With a labelled diagram describe in brief an activity to show the formation of ester.
Which of these is not an organic acid?
What happens when a small piece of sodium is dropped in ethanol? Write the equation for this reaction.
Give the balanced chemical equation of the following reaction:
Neutralization of NaOH with ethanoic acid.
Give the balanced chemical equation of the following reaction:
Neutralization of NaOH with ethanoic acid.
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.
Give the balanced chemical equation of the following reaction:
Neutralization of NaOH with ethanoic acid.
