K=39, Cr=52, Mn=55, Cl=35.5, O=16]
zIllustrate by taking examples of transition elements and non-transition elements that oxidation states of elements are largely based on lectronic configuration.
The general electronic configuration of halogens is?
Which one of the elements with the following outer orbital configurations may exhibit the largest number of oxidation states? [CBSE AIPMT 2009]
For 24Cr, which of the following statements is/are correct:
Number of electrons with principle quantum number 3 is 13
Number of electrons with azimuthal quantum number 1 is 12
Number of electrons with magnetic quantum number 0 is 12
Number of minimum or maximum electrons with spin quantum number +12 is 9 or 15
Which of the following has the maximum number of unpaired electrons?
Which has most stable +2 oxidation state?