Advertisements
Advertisements
प्रश्न
Identify the term or substance based on the descriptions given below:
Hydrocarbon containing a triple bond used for welding purposes
Advertisements
उत्तर
Acetylene
APPEARS IN
संबंधित प्रश्न
A student adds 2 mL of acetic acid to a test tube containing 2 mL of distilled water. He then shakes the test tube well and leaves it to settle for some time. After about 5 minutes he observes that in the test tube there is :
(A) a clear transparent colourless solution
(B) a clear transparent pink solution
(C) a precipitate settling at the bottom of the test tube
(D) a layer of water the layer of acetic acid
Why is the conversion of ethanol into ethanoic acid an oxidation reaction?
State any two uses of esters.
Consider the following organic compounds:
HCHO, C2H5OH, C2H6, CH3COOH, C2H5CI
Choose two compounds which can react in the presence of conc. H2SO4 to form an ester. Give the name and formula of the ester formed.
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
What type of compound is formed by the reaction between acetic acid and an alcohol?
Ethanoic acid turns ______ litmus to ______
Give the balanced chemical equation of the following reaction:
Neutralization of NaOH with ethanoic acid.
Mineral acids are stronger acids than carboxylic acids because
- mineral acids are completely ionised
- carboxylic acids are completely ionised
- mineral acids are partially ionised
- carboxylic acids are partially ionised
Write the chemical equation for the ethanol to ethanoic acid of an oxidation reaction.
