Chemistry MCQs for 2nd-year class

Chemistry MCQs for 2nd-year class

In this tutorial, we will cover the Chemistry MCQs for 2nd-year class.

  1. .When the hydroxyl group is attached to the carbon atom bonded to two other carbon atoms, alcohol formed is
A B C D
secondary alcohol primary alcohol tertiary alcohol quaternary alcohol
  1. Sodium metal is soft due to
A B C D
strong metallic bond weak metallic bond hydrogen gas hydroxides
  1. Alcohol (CnH2n+1OH) with a lowest molecular mass at room temperature is
A B C D
liquid solid gas B and C
  1. Elements which have properties of metals and non-metals are
A B C D
metalloids crystalline amorphous none of above
  1. As the size of atom increases down group, electropositivity
A B C D
consistent decreases increases none of above
  1. The chemical formula of Zinc Hydroxide is
A B C D
ZnOH ZNO2 Zn2(OH)4 Zn(OH)2
  1. Bromine is a non-metal in
A B C D
gaseous state plasma state solid-state liquid state
  1. K2O + H2O →
A B C D
KOH K(OH)3 KOH KO + H2 + O2
  1. As compare to beryllium, magnesium is
A B C D
large in size more electropositive less electropositive both A and B

Topic Covered

Chemistry MCQs for 2nd-year class.

 
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