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प्रश्न
Identify the term or substance based on the descriptions given below:
Hydrocarbon containing a triple bond used for welding purposes
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उत्तर
Acetylene
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संबंधित प्रश्न
Ethanoic acid has a .................... odour.
(a) Rotten eggs
(b) Pungent
(c) Vinegar-like
(d) Mild
Draw the structure for the following compound.
Ethanoic acid
Give the common names and IUPAC names of the following compounds of HCOOH.
When ethanoic acid reacts with sodium hydrogen carbonate, then a salt X is formed and a gas Y is evolved. Name the salt X and gas. Y Describe an activity with the help of a labelled diagram of the apparatus used to prove that the evolved gas is the one which you have named. Also write the chemical equation of the reaction involved.
Give any two uses of ethanoic acid.
A student takes Na2CO3 powder in a test tube and pours some drops of acetic acid over it. He observes:
(A) no reaction in the test tube
(B) colourless gas with pungent smell
(C) bubbles of a colourless and odourless gas
(D) white fumes with smell of vinegar
Write the chemical equation for the following:
Combustion of methane
Write the characteristics of ethanoic acid.
Bubbles are seen in the test tube during the preparation of lime water.
What happens when a small piece of sodium is dropped in ethanol? Write the equation for this reaction.
