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Science Bowl Sample Questions : Chemistry

Science bowl chemistry sample questions contains sample questions related to biochemistry, Analytical chemistry, Inorganic chemistry, Organic chemistry, physical chemistry etc.

Following are some science bowl chemistry sample questions:

  1. The ideal fuel for fuel cell use is:

    1. compressed natural gas
    2. reformulated gasoline
    3. hydrogen
    4. methanol

    Answer: HYDROGEN

  2. Out of the following choices, which is the correct name for N2O3:

    1. dinitrogen oxide
    2. dinitrogen dioxide
    3. dinitrogen trioxide
    4. dinitrogen tetroxide


  3. Which of the following is an example of a buffer system:

    1. H2CO3 and water
    2. H2CO3 and NaHCO3
    3. NH3 and N2
    4. NaCl and KCl

    Answer: H2CO3 AND NaHCO3

  4. Which of the following is the best example of a polysaccharide:

    1. glucose
    2. galactose
    3. sucrose
    4. cellulose

    Answer: CELLULOSE

  5. Which of the following dominates the gasses in the Earth’s atmosphere, making up some 78% of the air by volume:

    1. nitrogen
    2. oxygen
    3. helium
    4. hydrogen

    Answer: NITROGEN

  6. Which of the following is an organic molecule:

    1. CaSO4
    2. CH4
    3. NH3
    4. H2O

    Answer: CH4

  7. Which one of the following has the greatest tendency to lose an electron?

    1. Zn
    2. Cl-
    3. Br2
    4. A mixture of PbSO4 and H2O

    Answer: ZN

  8. Which of the following is NOT a final product of the overall cell reaction in a hydrogen fuel cell:

    1. heat
    2. electric power
    3. carbon dioxide
    4. water


  9. The use of electricity to decompose molten sodium chloride into its component elements is an example of:

    1. electrolysis
    2. galvanization
    3. a voltaic cell
    4. electroplating


  10. Which of the following metals react violently with water to produce hydrogen gas:

    1. sodium
    2. zinc
    3. platinum
    4. silver

    Answer: SODIUM

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Science Bowl Chemistry Sample Question Number : 1-10 | 11-20 | 21-30 | 31-40 | 41-50 | 51-60 | 61-70 | 71-78
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