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प्रश्न
Name one chemical compound which can be used to distinguish between ethanol and ethanoic acid.
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उत्तर
Sodium hydrogencarbonate is the compound which can be used to distinguish between ethanol and ethanoic acid. It gives effervescence of carbon dioxide, with ethanoic acid.
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संबंधित प्रश्न
What do you observe when you drop a few drops of acetic acid to test tubes containing
(a) phenolphthalein
(b) distilled water
(c) universal indicator
(d) sodium hydrogen carbonate powder
In order to study saponification reaction, we first prepare 20% solution of sodium hydroxide. If we record the temperature of this solution just after adding sodium hydroxide flakes to water and also test its nature using litmus, it may be concluded that the process of making this solution is
(A) exothermic and the solution is alkaline
(B) endothermic and the solution is alkaline
(C) endothermic and the solution is acidic
(D) exothermic and the solution is acidic
Complete the following chemical equations:
C2H5OH+CH3COOH`("conc."H_2SO_4)/`>
Write the name and chemical formula of the simplest organic acid.
Draw the structure for the following compound.
Ethanoic acid
Write the formulae of methanoic acid.
Three organic compounds A, B and C have the following molecular formulae: C4H10O
Which compound contains a carboxyl group? Write its name and structural formula.
Write the names of the first three members of the carboxylic acid series.
What do you notice when acetic acid reacts with alcohol?
Acetic acid is a typical acid. Write one equation in case of its reactions with a bicarbonate.
Which one of the following are the correct observations about acetic acid?
(A) It turns blue litmus red and smells like vinegar
(B) It turns blue litmus red and smells like burning sulphur
(C) It turns res litmus blue and smells like vinegar
(D) It turns red litmus blue and has a fruity smell
Acetic acid solution turns:
(1) blue litmus red
(2) red litmus blue
(3) blue litmus colourless
(4) red litmus colourless
Choose the correct answer:
Select the acid which contains four hydrozen atoms in it.
Give a balanced chemical equation for the following conversion:
Calcium carbide to ethyne.
Draw the structure formula of ethyne.
Ethanoic acid _________.
Ester is a sweet-smelling compound.
Write an equation showing saponification.
Give the balanced chemical equation of the following reaction:
Neutralization of NaOH with ethanoic acid.
Name the oxidising agent used in the conversion of ethanol to ethanoic acid.
