Which one is least ionic in nature and decompose on heating ?

Related Mcqs:

1. Which of the following will decompose to produce litharge_________________?

   A. Pb2O
   B. Pb3O4
   C. PbO2
   D. All of the above

2. Which of the following terms is not used for ionic compound ?

   A. formula unit
   B. empirical formula
   C. molecular formula
   D. formula mass

3. Mostly ionic compound are produced in between elements of_________________?

   A. IA and VIA
   B. IA IIA and VIIA
   C. IB and VIIB
   D. IA and IB

4. Which one shows high %age of the ionic character ?

   A. H2O
   B. HF
   C. HCI
   D. HBr

5. In a group ionic radius ?

   A. Increases
   B. Decreases
   C. No change
   D. Variable trend

6. Ionic bond is produced after complete transfer of ________________ ?

   A. Nucleus
   B. Neutrons
   C. Electrons
   D. Protons

7. Which among the following is not a property of Ionic bond _________?

   A. Sharing of electrons
   B. Transfer of electrons
   C. Losing of electrons
   D. Gain of electrons

   Submitted by: Rashid Mehmood

8. The usual property of ionic crystal are:_____________?

   A. Stable
   B. gaseous form
   C. Unstable
   D. Compound forming 

   Submitted by: Said wali shah

9. Ammonia may be prepared by heating ammonium chloride with_______________?

   A. Water
   B. NaCl
   C. Aqueous sodium hydroxide
   D. H2SO4

10. In crystallization if the solvent is inflammable then direct heating is________________?

    A. needed
    B. avoided
    C. depends on temperature
    D. crystallization does not involve heating