Alum is used by dyers of cloth:

Related Mcqs:

1. When the atoms of third layer are arranged in such a way that they directly lie above the atoms of first layer then this arrangement is called_________________?

   A. ABAB (hexagonal)
   B. ABCABC (Cubic)
   C. Orthor hombic
   D. Rhombohedral

2. Which one of the following explain the shape of orbitals _________________?

   A. Principal of quantum number
   B. Azimuthal quantum number
   C. Magnetic quantum number
   D. Spin quantum number

3. Sommerfelds modification in Bohrs model is_______________?

   A. Orbit is cylindrical
   B. Orbit is elliptical
   C. Orbit is longitudinal
   D. Orbit is asymmetrical

4. The technique used to separate components of mixture in solid phase ?

   A. Crystallization
   B. Filtration
   C. Sublimation
   D. Solvent extraction

5. The easy way of balancing the chemical equation is_________?

   A. according to atom’s atomic number.
   B. According to atom’s atomic mass.
   C. First we balance Metal than non-metal than Hydrogen than Oxygen.
   D. None of the above

   Submitted by: Anees

6. For a given mass of a gas at constant temperature, if the value V becomes 3 times, the pressure will becomes__________?

   A. 3P
   B. P/3
   C. 3P/T
   D. 6P

   Submitted by: Muhammad Ali Kunbhar

7. The PH of the 1.3 × 10-4 NH4Cl is__________?

   A. 1.3
   B. 4.0
   C. 2.886
   D. 3.886

   Submitted by: Muhammad Ali Kunbhar

8. Column of manometer which faces liquid is __________ ?

   A. Raised
   B. Depressed
   C. Compressed
   D. Remains same

   Submitted by: Rashid Mehmood

9. Process used to separate insoluble particles from liquids is ___________ ?

   A. Drying
   B. Filtration
   C. Sieving
   D. Extraction

10. The quantity of petrol can be increased by ___________?

    A. Reforming
    B. Induction fueling
    C. Cracking
    D. Refining

    Submitted by: Aamir khan Hullio