Nylon is obtained by heating___________________?

Related Mcqs:

1. Nylon-2-nylon-6 is a__________polymer?

   A. biodegradable polymer
   B. Synthetic polymer
   C. Natural polymer
   D. Branched polymer

   Submitted by: Aneela shabbir

2. The number of peaks obtained in mass spectrometry shows____________________?

   A. Relative abundance
   B. Average mass of element
   C. Number of isotopes
   D. Relative isotopic mass

3. When aquious bromine is added to aqueous phenol a creamy white ppt is obtained. What does this reaction show ?

   A. phenol is unsaturated
   B. 2-bromophenol is insoluble in water
   C. a hydroxy group makes the benzene ring more susceptible to electrophilic attack
   D. acid-base reaction

4. When electron jump into orbit 1 then series obtained is___________________?

   A. Lyman
   B. Paschen
   C. Pfund
   D. Brackett

5. Acetic anhydride can be obtained by treating ethyl alcohol with___________________?

   A. P2O5
   B. H2SO4
   C. Both A and B
   D. PCI5

6. Methanol can be obtained from_________________?

   A. water gas
   B. destructive distillation of wood
   C. methane
   D. all

7. Absolute alcohol is obtained when rectified spirit is treated with__________________?

   A. Ca(OH)2
   B. CaCO3
   C. CaCl2
   D. CaO

8. The metallurgical process in which a metal is obtained in a fused state is called__________?

   A. smelting
   B. roasting
   C. calcinations
   D. froth floatation

   Submitted by: Muhammad Ali Kunbhar

9. The mass of P4O10 that will be obtained from the reaction of 1.33 gram of P4 and 5.07 of oxygen is___________?

   A. 2.05 gram
   B. 3.05 gram
   C. 4.05 gram
   D. 5.05 gram

   Submitted by: Muhammad Ali Kunbhar

10. In electrolysis of NaCl the product obtained at cathode is_______.

    A. Sodium ions
    B. Chloride ions
    C. Both
    D. Remain at the bottom of the cell

    Submitted by: Aamir khan Hullio