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 ?

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. Ammonium cynanate was 1st Inorganic compound that was converted into an Organic compound (in Lab) through boiling water. The organic compound was____.

   A. Methane
   B. Ethanol
   C. Acetic acid
   D. Urea

   Submitted by: Aamir khan Hullio

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

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

4. Phenanthrene is a fused polycyclic compound contains __________ benzene rings ?

   A. Two
   B. Three
   C. Four
   D. Five

5. The compound or complex ion which has a ring in its structure__________________?

   A. polydentate ligand
   B. chelate
   C. monodentate ligand
   D. hydrate

6. Which one of the following halogens is present in Teflon________________?

   A. I2
   B. Br2
   C. Cl2
   D. F2

7. Which of the following statements is incorrect about halogens ?

   A. All are non-metals
   B. All the halogens have electronic conviguration ns2p5
   C. They have high electron attinity and ionization energy
   D. All the halogens react with noble gases to form their halides

8. Among halogens the highest boiling point is of___________________?

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

9. Among the halogens the rare element is________________?

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

10. The most powerful oxidizing agent among the halogens is__________________?

    A. F2
    B. Cl2
    C. Br2
    D. I2