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प्रश्न
Which of the following observations is true about dilute solution of acetic acid?
(A) It smells like vinegar and turns red litmus blue
(B) It smells like onion and turns blue litmus red
(C) It smells like orange and turns red litmus blue
(D) It smells like vinegar and turns blue litmus red
उत्तर
The odour of vinegar is same as that of acetic acid. Also, being an acid (though weak) it turns blue litmus to red.
The Correct Answer is D
संबंधित प्रश्न
While studying saponification reaction for the preparation of soap, a teacher suggested to a student to add a small quantity of common salt to the reaction mixture. The function of common salt in this reaction is to
(A) reduce the alkalinity of the soap
(B) reduce the acidity of the soap
(C) enhance the cleansing capacity of soap
(D) favour precipitation of soap
Name the following:
The distinctive reaction that takes place when ethanol is treated with acetic acid.
What is the common name of methanol?
What type to compound is CH3COOH?
Give the structural formulae of acetic acid.
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 ______.
Choose the correct option from given alternative:
When sodium hydrogen carbonate is added to ethanoic acid a gas evolves. Consider the following statements about the gas evolved?
(A) It turns lime water milky.
(B) It is evolved with brisk effervescence.
(C) It has a smell of burning sulfur.
(D) It is also a by-product of respiration.
Draw the structural diagram of:
Ethanoic acid
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.
Give the balanced chemical equation of the following reaction:
Neutralization of NaOH with ethanoic acid.
