Chlorine Cl when attached to benzene has________?

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

   A. Aliphatic B. Alicyclic C. Carboxylic D. Aromatic...

3. 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...

4. Which of the following terms is used for the mass of chlorine 35.5 ?

   A. relative atomic mass B. mass number C. atomic weight D. relative isotopic mass...

5. A single chlorine free radical can destroy how many ozone molecules ?

   A. 10 B. 100 C. 10000 D. 100000...

6. Consider the following reaction- 2KCIO3 + H2C2O4 + H2SO4 ? K2SO4 + 2H2O + 2CO2 + Oxide Which oxide of chlorine is produced in the above reaction ?

   A. Cl2O B. ClO2 C. Cl2O6 D. Cl2O7...

7. Which is the paramagnetic oxide of chlorine ?

   A. Cl2O7 B. Cl2O6 C. ClO2 D. all...

8. The colour of chlorine gas is_______________?

   A. pale yellow B. freenish yellow C. reddish brown D. grayish black...

9. Z number for chlorine is __________?

   A. 35.5 B. 17 B. 15 D. 21 Submitted by: Aamir khan Hullio...

10. Replacement of hydrogen of benzene by alkyl group in the presence of alkyl halide & aluminum chloride is known as__________________?

    A. Dows process B. Friedel & Craft acylation C. Friedel & Craft alkylation D. Clemmenson reduction...