When – COOH is attached directly to the benzene ring the acid is called__________________?

Related Mcqs:

1. In benzene sulphonic acid the sulphonic group is attached with benzene ring through ___________________?

   A. Hydrogen
   B. Oxygen
   C. Sulphur
   D. OH

2. The organic acid that does not has COOH group is___________________?

   A. phthalic acid
   B. carbolic acid
   C. Maleic acid
   D. Succinic acid

3. When benzene is substituted by halogens only which one of the following halogens only which one of the following halogens is given the number one position in the ring while writing the name of compound ?

   A. Bromine
   B. Chlorine
   C. Fluorine
   D. Iodine

4. Chlorine Cl when attached to benzene has________?

   A. +I and +R effect
   B. -1 and +R effect
   C. +1 and -R effect
   D. -I and -R effect

   Submitted by: Muhammad Ali Kunbhar

5. In primary alkyl halides the halogen atom is attached to a carbon which is further attached to how many carbon atoms__________________?

   A. two
   B. three
   C. one
   D. four

6. The common thing in phthalic acid and oxalic acid is that both are_________________?

   A. Aromatic
   B. Dicarboxylic
   C. Hydrocarbons
   D. Strong acids

7. Acid present in acid rain may be_________________?

   A. H2SO4
   B. HNO3
   C. both A and B
   D. none of the above

8. Acid present in acid rain may be__________________?

   A. H2SO4
   B. HNO3
   C. both A and B
   D. none

9. Phosphorous acid upon thermal decomposition yields phosphoric acid and____________________?

   A. Phosphine
   B. Phosphorus
   C. Water
   D. Phosphorus pentoxide

10. When sulphuric acid is treated with ethanol sulphuric acid behaves like________________?

    A. an acid
    B. a dehydrating agent
    C. an oxidizing agent
    D. as sulphonating agent