Chapter 9: Organic Chemistry For High School - Grade 10(Chemistry ) Questions and Answers

Question 1. The rate of reaction of organic compounds is slow due to
  1.    ionic bonding
  2.    amphoteric nature
  3.    covalent bonding
  4.    coordinate covalent bonding
Explanation:-
Answer: Option C. -> covalent bonding
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 2. As compared to its parent alkane, an alkyl radical contains one
  1.    less carbon
  2.    less hydrogen
  3.    more carbon
  4.    more hydrogen
Explanation:-
Answer: Option B. -> less hydrogen
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 3. Almost 95% of compounds are of carbon because they can form
  1.    single bonds
  2.    double bonds
  3.    triple bonds
  4.    multiple bonds
Explanation:-
Answer: Option D. -> multiple bonds
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 4. In naming alkane the stem tells about the number of
  1.    hydrogen atoms
  2.    oxygen atoms
  3.    carbon atoms
  4.    bonds
Explanation:-
Answer: Option C. -> carbon atoms
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 5. The self-linking ability of carbon is called
  1.    catenation
  2.    sublimation
  3.    hydrogenation
  4.    carbonation
Explanation:-
Answer: Option A. -> catenation
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 6. Formic acid is also called
  1.    Methanoic acid
  2.    ethanoic acid
  3.    carboxylic acid
  4.    acetone
Explanation:-
Answer: Option A. -> Methanoic acid
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 7. What is the term used for a formula that uses established abbreviations for various groups of a chain?
  1.    molecular formula
  2.    structural formula
  3.    condensed formula
  4.    empirical formula
Explanation:-
Answer: Option C. -> condensed formula
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 8. Propane (C3H8) and butane (C4H10) in liquid form are used in
  1.    oxygen cylinders
  2.    Liquid Petroleum Gas (LPG)
  3.    Compressed Natural Gas (CNG)
  4.    nitrogen cylinders
Explanation:-
Answer: Option B. -> Liquid Petroleum Gas (LPG)
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 9. How many isomers are contained by Hexane?
  1.    two
  2.    three
  3.    four
  4.    five
Explanation:-
Answer: Option D. -> five
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 10. Natural gas mostly consists of
  1.    ethane
  2.    butane
  3.    methane
  4.    pentane
Explanation:-
Answer: Option C. -> methane
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
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