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प्रश्न
What are catalysts?
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उत्तर
Catalyst is a substance which increases the rate of a reaction without causing any disturbance to it.
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संबंधित प्रश्न
Write three different chemical reactions showing the conversion of ethanoic acid to sodium ethanoate. Write balanced chemical equation in each case. Write the name of the reactants and the products other ethanoic acid and sodium ethanoate in each case.
A student puts a drop of reaction mixture of a saponification reaction first a blue litmus paper and then on a red litmus paper. He may observe that:
(a) There is no change in the blue litmus paper and the red litmus paper turns white.
(b) There is no change in the red litmus paper and the blue litmus paper turns red.
(c) There is no change in the blue litmus paper and the red litmus paper turns blue.
(d) No change in colour is observed in both the litmus papers
Complete the following chemical equations: CH3COOH+NaHCO3→
Choose the correct alternative and rewrite the following:
Acetic acid ..................
Give the common names and IUPAC names of the following compounds of CH3COOH.
Why is the conversion of ethanol into ethanoic acid an oxidation reaction?
How would you distinguish between ethanol and ethanoic acid by chemical test?
Write the names of the first three members of the carboxylic acid series.
The next higher homologue of ethanoic acid is ______.
If you are asked to report your observations about the following two properties of acetic acid, what would you report?
(i) Odour
(ii) Effect on litmus
State the observation
When the gaseous product obtained by dehydration of ethyl alcohol is passed through bromine water.
Rewrite the following statement by selecting the correct option.
The formula of ethanoic acid is _____________.
CH3–CH2–CHO : propanal : : CH3–COOH : _______
Write the molecular formula of the given compound.
Ethanoic acid
Explain the following reaction with an example.
Saponification
Reshu by mistake forgot to label the two test tubes containing Ethanol and Ethanoic acid. Suggest an experiment to identify the substances correctly? Illustrate the reactions with the help of chemical equations.
What happens when a small piece of sodium is dropped in ethanol? Write the equation for this reactions.
Give the balanced chemical equation of the following reaction:
Neutralization of NaOH with ethanoic acid.
How is ethanol to ethanoic acid an oxidation reaction different from the reaction in which ethanol burns in the presence of oxygen?
