MCQ on Elements of Group 13

Given below are the 10 MCQs on Elements of Group 13. You can also know the write answer of quiz question by clicking on Show Answer button. 

MCQ on Elements of Group 13

MCQ-1.  Which one of the following does not belong to group 3A ? :

  B
  AI
  Ge
  In

MCQ-2.  Boron is a :

  metal
  non-metal
  metalloid
  0

MCQ-3.  Which one of the following is not a metal ? :

  B
  Ga
  In
  Tl

MCQ-4.  Which of the following is used in high temperature thermometry ? :

  Na
  Ga
  Tl
  Hg

MCQ-5.  Which is not a mineral of aluminium ? :

  Anhydrite
  Bauxite
  Corundum
  Diaspore

MCQ-6.  Aiuminium is extracted by the electrolysis of :

  Bauxite
  Alumina
  Alumina mixed with molten cryolite
  Molten cryolite

MCQ-7.  Which metal is extracted only by electrolytic reduction ? :

  Al
  Ag
  Cu
  Fe

MCQ-8.  Thermite is a mixture of iron oxide and :

  Al powder
  Zn powder
  Na shavings
  K metal

MCQ-9.  Aluminium oxide is not reduced by chemical reactions since :

  Aluminium oxide is highly stable
  0
  Reducing agents contaminate
  The process pollutes the environment

MCQ-10.  Aqueous solution of potash alum is :

  Acidic
  Alkaline
  Neutral
  Not definite