Photographic plates are coated with a thin film of _________________?

Related Mcqs:

1. Industrial materials and thermal power stations are coated with______________________?

   A. Polyester resins
   B. Epoxy paints
   C. Polyamide resins
   D. Polyvinyl chloride

2. Rutherford bombarded _________________ particles in discovery of nucleus?

   A. Gamma-rays
   B. Alpha-rays
   C. Beta-rays
   D. X-rays

3. The major steps involved in complete quantitative analysis are _________________?

   A. 2
   B. 3
   C. 4
   D. 5

4. The octet rule does not always hold for which of the following elements _________________?

   A. C
   B. O
   C. F
   D. P

5. The relative attraction of the nucleus for the electrons in a chemical bond is called _________________?

   A. Ionization energy
   B. Electron affinity
   C. Electro negativity
   D. None of the above

6. Molecular orbitals are filled according to _________________?

   A. Auf bau principle
   B. Hunds rule
   C. Paulis Exclusion principle
   D. All these

7. Energy required to form transition state is called _________________?

   A. Ea
   B. P.E
   C. V
   D. K.E

8. Seventh period contains _________________ normal elements ?

   A. 2
   B. 4
   C. 6
   D. 8

9. The reaction of carboxylic acids with alcohols in presence of cone. H2SO4 is called _________________?

   A. esterification
   B. neutralization
   C. hydrolysis
   D. saponification

10. When CO2 is made to react with ethyl magnesium iodide followed by acid hydrolysis the product formed is _________________?

    A. propane
    B. propanoic acid
    C. propanal
    D. propanol