Sodium is not observed in +2 oxidation state because of its__________________?

Related Mcqs:

1. The oxidation state of transition elements is usually _______________________?

   A. variable
   B. constant
   C. single
   D. infinite

2. Which one of the following element has highest oxidation state in its compounds ?

   A. Cr
   B. Mn
   C. Sn
   D. O

3. Oxidation state of an atom represents____________________?

   A. Number of electrons gained
   B. Number of electrons lost
   C. Apparent charge in compound
   D. Its vacancies

4. In which compound of Xenon the oxidation state of Xenon is + 6?

   A. XeF4
   B. XeOF4
   C. XeOF2
   D. Na4XeO6

5. The common oxidation state of lanthanides is_________?

   A. +3
   B. +2
   C. +1
   D. +4

   Submitted by: Muhammad Ali Kunbhar

6. Oxidation state +1 for phosphorous is found in___________?

   A. H3PO3
   B. H3PO4
   C. H3PO2
   D. H2P2O7

   Submitted by: Muhammad Ali Kunbhar

7. The oxidation state of cu which are expected to be diamagnetic

   A. Cu+2
   B. Cu+4
   C. Cu+1
   D. Cu+3

   Submitted by: Siddiqullah wazir

8. Carbonates of lithium are not stable like that of sodium due to________________?

   A. Low electronegativity
   B. Low electropositivity
   C. Low charge density
   D. Not known yet

9. Sodium benzoate and benzoic acid are mixed in equimolar ration to form buffer if pKa is 2 what will be the pH ?

   A. 0
   B. 1
   C. 2
   D. any one

10. The chemical formula of sodium hypochlorite is________________?

    A. NaCLO
    B. NaClO2
    C. NaClO3
    D. NaClO4