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Chemistry Test 23
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Chemistry Test 23
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  • Question 1/30
    1 / -0
    The element common to all the acids is known as which name?
  • Question 2/30
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    Most of the explosions in mines occur due to the mixing of things?
  • Question 3/30
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    Which pair does not contain a coinage metal?
  • Question 4/30
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    Which inorganic precipitate acts as semipermeable membrane?
  • Question 5/30
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    Sodium metal is kept under which liquid?
  • Question 6/30
    1 / -0
    In fireworks, how is the green flame produced?
  • Question 7/30
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    Which was the first synthetic fibre made by man?
  • Question 8/30
    1 / -0
    Glycogen, Cellulose and starch are the polymers of–
  • Question 9/30
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    When water itself combines chemically with some element or mineral it is called–
  • Question 10/30
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    Which element has two electrons in the K-shell only?
  • Question 11/30
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    Which allotrope of the carbon is used in cutting and drilling?
  • Question 12/30
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    Which element has the lowest electron affinity?
  • Question 13/30
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    Which compound is used as an antichlor?
  • Question 14/30
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    Sulphuric acid is –
  • Question 15/30
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    Tip of match stick contains –
  • Question 16/30
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    What is asbestos?
  • Question 17/30
    1 / -0
    The mass number of a nucleus is –
  • Question 18/30
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    Which colloidal solution is commonly used as germ killer?
  • Question 19/30
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    Caustic Soda is –
  • Question 20/30
    1 / -0
    Which of the following is most bad conductor?
  • Question 21/30
    1 / -0
    A place having an average annual temperature of 27°C and an annual rainfall of over 200 cm.where is this?
  • Question 22/30
    1 / -0
    Brass is made of
  • Question 23/30
    1 / -0
    Which of the following is strongest oxidizing agent?
  • Question 24/30
    1 / -0
    Formation of pot holes in river beds is an example of thing?
  • Question 25/30
    1 / -0
    Chemical Name of common salt is–
  • Question 26/30
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    Which of the toxic heavy metals is found in modern tannery industries?
  • Question 27/30
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    Which is an active component of oil of clove?
  • Question 28/30
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    What is the oxidation number of Nickel in K4[Ni(CN)4]?
  • Question 29/30
    1 / -0
    Rayon is formed by –
  • Question 30/30
    1 / -0
    Black Lung disease occours in people working in –
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