ICSE Class 10 Organic Chemistry - Some Basic Principles and Techniques — Mock Test

Free online mock test for Organic Chemistry - Some Basic Principles and Techniques (ICSE Class 10 Chemistry) — 79 competency-based questions with instant marking. Try the samples below, then take the full test free.

Sample questions

1. 1.Assertion (A): In heterolytic fission of a covalent bond, one fragment retains both the shared electrons. Reason (R): Heterolytic cleavage produces ions such as a carbocation and an anion, whereas homolytic cleavage produces neutral free radicals.
   • A.Both A and R are true and R is the correct explanation of A
   • B.Both A and R are true but R is NOT the correct explanation of A
   • C.A is true but R is false
   • D.A is false but R is true
2. 2.All of the following pairs are members of the same homologous series EXCEPT:
   • A.CH4 and C2H6
   • B.CH3OH and C2H5OH
   • C.CH3COOH and HCOOH
   • D.CH3CHO and CH3COCH3
3. 3.What is the IUPAC name of the compound CH3-CH(CH3)-CH2-CH3?
   • A.2-Methylbutane
   • B.3-Methylbutane
   • C.2-Methylpropane
   • D.n-Pentane
4. 4.What is the IUPAC name of the compound (CH3)2CH-CH2-C(CH3)3?
   • A.2,2,4-Trimethylpentane
   • B.2,4,4-Trimethylpentane
   • C.2,2,4-Trimethylhexane
   • D.2,3,5-Trimethylpentane
5. 5.In a bond-line (skeletal) structural formula of an organic compound, the carbon and hydrogen atoms:
   • A.Are both shown explicitly at every position
   • B.Are not shown; carbons are line ends and intersections, and the hydrogen atoms on carbon are implied
   • C.Only hydrogen atoms are shown explicitly
   • D.Are replaced by their atomic numbers