English Medium Class 10 - CBSE Important Questions for Science

How esters are prepared ?

List two uses of esters.

Butanone is a four-carbon compound with the functional group:

Write the molecular formula of first two members of homologous series having functional group -Cl.

Complete the following chemical equations:CH₃COOC₂H₅+NaOH→

Complete the following chemical equations :CH₃COOH+NaOH→

Complete the following chemical equations:

C₂H₅OH+CH₃COOH`("conc."H_2SO_4)/`>

Write the molecular formula of first two members of homologous series having functional group −Br.

Complete the following chemical equations :CH₃COOH + Na₂CO₃ →

Write the molecular formula of first two members of homologous series having functional group – OH

Complete the following chemical equations: CH₃COOH+NaHCO₃→

Write the molecular formula of the 2^nd and the 3^rd member of the homologous series whose first member is methane.

Write the molecular formula of the 2^nd and 3^rd member of the homologous series whose first member is ethene. 

Write the molecular formula of the 2^nd and 3^rd member of the homologous series where the first member is ethyne.

Compare the properties of ionic compounds and covalent compounds.

Draw the structures for the following compound:

Butanal

What happens when ethanoic acid reacts with sodium hydroxide? Write equation of the reaction involved.