Online Test for 4362 Lab Assistant Jobs in Government Schools - 10


10th Science
  1. Buckminster fullerence is the allotropic form of _____
    1.  Nitrogen
    2.  Sulpher
    3.  Carbon
    4.  All the above

  2. IUPAC name of first member of alkyne is _____
    1.  Methyne
    2.  Ethene
    3.  Methane
    4.  Ethyne

  3. To design the body of the aircraft _______ alloys are used.
    1.  Aluminium
    2.  Silver
    3.  Lithium
    4.  Iron

  4. Elements of group 3 to 12 in the long form of periodic table are called
    1.  Representative Elements
    2.  Inert Gases
    3.  Inner Transition Elements
    4.  Transition Elements

  5. The Modern Periodic Law states that the physical and chemical properties of elements are the periodic function of their
    1.  Neutron Number
    2.  Mass Number
    3.  Atomic Weight
    4.  Atomic Number

  6. A process employed for the concentration of sulphide ore is _____
    1.  Gravity Separation
    2.  Froth Floatation
    3.  Magnetic Separation
    4.  None of the above

  7. Atomic number of IRON is 26. What is the electronic configuration?
    1.  2,8,8,2
    2.  2,2,8,8
    3.  2,8,14,2
    4.  2,4,14,2

  8. An amalgam is an alloy of metal with ______
    1.  Gold
    2.  Hydrogen
    3.  Carbon
    4.  Mercury

  9. Any metal mixed with mercury is called ______
    1.  Alloy
    2.  Salt
    3.  Amalgam
    4.  None of the above

  10. Bauxite is used to extract aluminium it can be termed as ______ 
    1.  Slag
    2.  Flux
    3.  Mineral
    4.  Ore



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