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Chemistry (SSC)

Multiple choice questions covering fundamental chemistry topics including gases, compounds, elements, and chemical reactions for SSC level students

15 Questions Published
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Questions

Question 1 Multiple Choice (Single Answer)

Which of the following is known as Marsh gas?

  1. Carbon dioxide
  2. Ethane
  3. Nitrogen
  4. Methane
  5. Carbon monoxide
Question 2 Multiple Choice (Single Answer)

What is the main constituent of LPG?

  1. Methane
  2. Methyl Mercaptane
  3. Propane
  4. Butane
  5. None of these
Question 3 Multiple Choice (Single Answer)

Which of the following is called Producer gas?

  1. CO + H2
  2. CO + N2
  3. CO + CH4 + H2
  4. H2O2
  5. None of these
Question 4 Multiple Choice (Single Answer)

What is the industrial name of Na2CO3.10H2O?

  1. Baking soda
  2. Detergent
  3. Washing soda
  4. Soap
  5. None of these
Question 5 Multiple Choice (Single Answer)

Which of the following is the purest form of carbon?

  1. Graphite
  2. Acetic acid
  3. Oxalic acid
  4. Sugar
  5. Petroleum
Question 6 Multiple Choice (Single Answer)

What is the number of atoms in a single molecule of sulphur?

  1. 2
  2. 4
  3. 5
  4. 6
  5. 8
Question 7 Multiple Choice (Single Answer)

Galena is a sulphide ore of which of the following?

  1. Pb
  2. Hg
  3. Zn
  4. Cu
  5. Ag
Question 8 Multiple Choice (Single Answer)

IC chips of computers are made up of which of the following?

  1. Lead
  2. Chromium
  3. Silicon
  4. Gold
  5. None of these
Question 9 Multiple Choice (Single Answer)

The ratio of concentration of HCl and HNO3 in Aqua Rizia is

  1. 1 : 3
  2. 3 : 1
  3. 1 : 2
  4. 2 : 1
  5. None of these
Question 10 Multiple Choice (Single Answer)

Which of the following acids has pH value 3?

  1. HCl
  2. H2SO4
  3. Lactic acid
  4. Vinegar
  5. NH4OH
Question 11 Multiple Choice (Single Answer)

Which of the following is used for blue coloured glass?

  1. Iron oxide
  2. Cobalt oxide
  3. Chromium oxide
  4. Magnesium oxide
  5. Selenium oxide
Question 12 Multiple Choice (Single Answer)

Litmus test of salt gives which of the following colours?

  1. Red
  2. Blue
  3. Purple
  4. Orange
  5. Colourless
Question 13 Multiple Choice (Single Answer)

Which of the following is not a constituent of cement?

  1. Silica
  2. Alumina
  3. Ferric oxide
  4. Calcium carbonate
  5. Sodium carbonate
Question 14 Multiple Choice (Single Answer)

Which of the following is a monomer of natural rubber?

  1. Vinyl chloride
  2. Styrene
  3. Isoprene
  4. Formaldehyde + phenol
  5. None of these
Question 15 Multiple Choice (Single Answer)

Which of the following is used as an antiseptic?

  1. Magnesium
  2. Sulphur
  3. Silicon
  4. Phosphorus
  5. None of these
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