Advertisements
Advertisements
प्रश्न
What happens when a small piece of sodium is dropped in ethanol? Write the equation for this reactions.
उत्तर
Alcohols react with sodium leading to the evolution of hydrogen.
\[\ce{2Na + 2CH3CH2OH -> \underset{(Sodium ethoxide)}{2CH3CH2O^-Na+ + H2↑}}\]
APPEARS IN
संबंधित प्रश्न
Fill in the blanks from the choices given within brackets:
The basicity of acetic acid is-------- (3, 1, 4).
Write the name and chemical formula of the simplest organic acid.
What happens when ethanoic acid reacts with sodium carbonate? Write chemical equation of the reaction involved.
The substance which can produce brisk effervescence with baking soda solution is:
(a) ethanol
(b) vegetable oil
(c) vinegar
(d) soap solution(b) hydrocarbon ends directed towards the centre and ionic ends directed outwards
In a soap micelle, the soap molecules are arranged radially with the hydrocarbon ends, i.e. hydrophobic, directed towards the centre; and, ionic ends, i.e. hydrophilic, directed outwards.
On adding 2 mL acetic acid to 2 mL of water in a test tube, it was observed that
(A) a clear and transparent solution is formed
(B) a white precipitate is formed almost immediately
(C) two separate layers were formed
(D) a colourless and odourless gas is evolved
Write the important uses of acetic acid.
Ethanoic acid _________.
Give the balanced chemical equation of the following reaction:
Evolution of carbon dioxide by the action of ethanoic acid with NaHCO3.
Write an equation showing saponification.
Give the balanced chemical equation of the following reaction:
Neutralization of NaOH with ethanoic acid.
