Advertisements
Advertisements
प्रश्न
Identify the term or substance based on the descriptions given below:
Hydrocarbon containing a triple bond used for welding purposes
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
Draw the structures for the following compounds of Propanoic acid.
Name the functional group present in an organic compound which gives brisk effervescence with NaHCO3.
A neutral organic compound is warmed with some ethanoic acid and a little of conc. H2SO4. Vapours having sweet smell (fruity smell) are evolved. What type of functional group is present in this organic compound?
Explain the following term with an example.
Oxidant
Write the molecular formulae and structure formula of ethanic acid?
Choose the correct answer:
Select the acid which contains four hydrozen atoms in it.
A compound X when treated with an organic acid Y (having vinegar-like smell) in the presence of the acid Z, forms a compound P which has a fruity smell.
- Identify X, Y, and Z
- Write the structural formula of X and Y.
- What type of compound P is?
- Name the above reaction.
- If compound X and Y both have 2 carbon atoms. Write the reaction.
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
Ethanoic acid reacts with the basic salt, sodium carbonate, to form a salt, named ______, water and carbon dioxide gas.
