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
ABCD
secondary alcoholprimary alcoholtertiary alcoholquaternary alcohol
  1. Sodium metal is soft due to
ABCD
strong metallic bondweak metallic bondhydrogen gashydroxides
  1. Alcohol (CnH2n+1OH) with a lowest molecular mass at room temperature is
ABCD
liquidsolidgasB and C
  1. Elements which have properties of metals and non-metals are
ABCD
metalloidscrystallineamorphousnone of above
  1. As the size of atom increases down group, electropositivity
ABCD
consistentdecreasesincreasesnone of above
  1. The chemical formula of Zinc Hydroxide is
ABCD
ZnOHZNO2Zn2(OH)4Zn(OH)2
  1. Bromine is a non-metal in
ABCD
gaseous stateplasma statesolid-stateliquid state
  1. K2O + H2O →
ABCD
KOHK(OH)3KOHKO + H2 + O2
  1. As compare to beryllium, magnesium is
ABCD
large in sizemore electropositiveless electropositiveboth A and B

Topic Covered

Chemistry MCQs for 2nd-year class.

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