Chemistry GK Chapter Wise MCQ

Test your knowledge with important Chemistry GK Chapter Wise MCQ and their applications. These MCQs are beneficial for competitive exams too. Explore 30+ more Chemistry GK Chapter Wise MCQs on Bissoy. Bissoy App

• Which one of the following carbon compounds will not give a sooty flame?
  ক

  Benzene

  খ

  Hexane

  গ

  Napthalene

  ঘ

  Anthracene
• Which of the following acids is present in ant bites?
  ক

  Formic acid

  খ

  Malic acid

  গ

  Perchloric acid

  ঘ

  Nitric acid
• How many single bonds are present in methane?
  ক

  six

  খ

  five

  গ

  seven

  ঘ

  four
• Methane is a colourless, odourless, non-toxic but flammable gas. What is its common name?
  ক

  Blue vitriol

  খ

  Laughing gas

  গ

  Heating gas

  ঘ

  Marsh gas
• Which of the following gas causes explosion in coal mines?
  ক

  Carbon dioxide

  খ

  Nitrogen

  গ

  Butane

  ঘ

  Methane
• Which of the following is an organic acid?
  ক

  Carbonic acid

  খ

  Sulphuric acid

  গ

  Nitric acid

  ঘ

  Oxalic acid
• Which of the following is the general formula for saturated hydrocarbons?
  ক

  C_nH_{2n + 2}

  খ

  C_nH_{2n - 2}

  গ

  C_nH_{2n + 1}

  ঘ

  C_nH_{2n - 1}
• Which of the following contains Citric acid?
  ক

  Tamarind

  খ

  Sour milk

  গ

  Orange

  ঘ

  Tomato
• Which of the following is an aldehyde?
  ক

  Propanal

  খ

  Pronanol

  গ

  Propanone

  ঘ

  Propine
• Which of the following are amongst the few carbon-containing compounds not classified as organic?
  ক

  Methane

  খ

  Nucleic acids

  গ

  Cyanides

  ঘ

  Propane
• Which of the following has a triple bond?
  ক

  Propene

  খ

  Propanol

  গ

  Propanoic acid

  ঘ

  Propine
• Which one of the following is the largest composition in biogas?
  ক

  Carbon dioxide

  খ

  Methane

  গ

  Hydrogen

  ঘ

  Hydrogen sulphide
• What is the molecular formula of chloroform?
  ক

  CCl₄

  খ

  CHCl₃

  গ

  CH₄

  ঘ

  C₂H₆
• Which of the following can exist in different forms?
  ক

  Silicon

  খ

  Potassium

  গ

  Carbon

  ঘ

  Magnesium
• Which one of the following is the purest form of Carbon?
  ক

  Charcoal

  খ

  Coke

  গ

  Fullerene

  ঘ

  Carbon black
• Which of the following gases is a noble gas?
  ক

  Argon

  খ

  Nitrogen

  গ

  Oxygen

  ঘ

  Fluorine
• Which of the following is a non-metal?
  ক

  iron

  খ

  aluminium

  গ

  zinc

  ঘ

  nitrogen
• Which gas is produced when a metal reacts with water?
  ক

  oxygen

  খ

  nitrogen

  গ

  chlorine

  ঘ

  hydrogen
• Which of the following is also used as a lubricant?
  ক

  Cuprite

  খ

  Graphite

  গ

  Haematite

  ঘ

  Cryolite
• Which one among the following chemicals is used as washing soda?
  ক

  Calcium carbonate

  খ

  Calcium bicarbonate

  গ

  Sodium carbonate

  ঘ

  Sodium bicarbonate
• What is deposited on iron in the process of galvanisation?
  ক

  Copper

  খ

  Zinc

  গ

  Tin

  ঘ

  Aluminium
• Which of the following is not a form of Calcium Carbonate?
  ক

  Chalk

  খ

  Gypsum

  গ

  Limestone

  ঘ

  Marble
• Which one of the following materials contains calcium?
  ক

  China clay

  খ

  Corundum

  গ

  Gypsum

  ঘ

  Talc
• Which of the following is not true about manganese?
  ক

  It is used in heating elements of electric iron, toasters etc.

  খ

  Affects its resistance at high temperature levels

  গ

  Manganese is an electronegative element

  ঘ

  It does not oxidize easily
• Which of the following is an alloy of copper and zinc?
  ক

  Bronze

  খ

  Alnico

  গ

  Brass

  ঘ

  Solder
• Which one among the following is the main ingredient in cement?
  ক

  Gypsum

  খ

  Limestone

  গ

  Clay

  ঘ

  Ash
• Which one of the following is not true for bleaching powder?
  ক

  It is used as a reducing agent in chemical industries

  খ

  It is used for bleaching wood pulp in paper factories

  গ

  It is used for disinfecting drinking water

  ঘ

  It is used for bleaching linen in textile industry
• Name the sodium compound which is used to permanently remove the hardness of water.
  ক

  Sodium hydroxide

  খ

  Sodium chloride

  গ

  Sodium hydrogen carbonate

  ঘ

  Sodium carbonate
• Which of the following is a major component of German silver?
  ক

  Tin

  খ

  Copper

  গ

  Silver

  ঘ

  Chorine
• Which one of the following oxides dissolves in water?
  ক

  CuO

  খ

  Al₂O₃

  গ

  Fe₂O₃

  ঘ

  Na₂O