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_________________?

Related Mcqs:

1. Halides in which halogen atoms act as a bridge between two atoms of the other element are called___________________?

   A. Covalent halides
   B. Electronegative halides
   C. Polymeric halides
   D. Polymeric hydrides

2. Compound containing two halogen atoms on two adjacent carbon atoms are called as ___________?

   A. Glycols
   B. Vicinal dihalides
   C. Geminal dihalides
   D. Diols

   Submitted by: Aamir khan Hullio

3. Splitting of spectral lines when atoms are subjected to strong electric filed is called_________________?

   A. Zeeman effect
   B. Stark effect
   C. Photoelectric effect
   D. Compton effect

4. In which of the following layer of atmosphere there is more thickness of ozone layer ?

   A. troposphere
   B. stratosphere
   C. mesosphere
   D. photosphere

5. Boiling points of hydrocarbons increase with the increase in number of carbon atoms. It is mainly due to_________________?

   A. More strength of H-bonding
   B. More strength of London forces
   C. Less polarizability
   D. All of the above

6. In modern periodic table all the leements are arranged in ascending order of__________________?

   A. Valency
   B. Atomic mass
   C. Atomic number
   D. Valence electrons

7. The number of atoms in a molecule determines________________?

   A. macromolecule
   B. macromolecule
   C. molecularity
   D. atomicity

8. Forces of attraction which may be present between all kinds of atoms and molecules are _____________________?

   A. intramolecular
   B. intermolecular
   C. van der Waal
   D. Dipole-induced dipole

9. Upto ___________________ C atoms alkanes are gases?

   A. 2
   B. 3
   C. 4
   D. 6

10. The one mole of _____molecule has the highest number of atoms?

    A. H₂SO₄
    B. HClO₄
    C. O₃
    D. H₂C₂O₄

    Submitted by: Aamir khan Hullio