For which of the following pairs, indicate which of the two species is of large size :
`Fe^(2+)` or `Fe^(3+)` b. `Mg^(2+)` or `Ca^(2+)`

Which one of the following is dimagnetic Cr2+ Fe3+ Cu2+ Sc3+

Which of the following has the highest I.E.?Ti,Mn,Fe,Ni

Which of the following glands is large sized at birth but reduces in size with aging?

Which one of the following pairs of species have the same bond order ?

Which of the following has the lowest melting point?V,Cr,Fe,Mn

Which of the following pair contains 2 lone pair of electrons on the central atom ?

Which of the following are isoelectronic species i.e those having the same number of electrons ? Na^+ , K^+ , Mg^(2+) , Ca^(2+) , S^(2-) , Ar

Which of the following species contains three bond pairs and one lone pair around the central atom?

Which of the following oxides of nitrogen combines with Fe(II) ions to form a brown complex ?

What is Oxidation ? Which one of the following pairs of species is in its oxidized state? a. Mg//Mg^(2+) b. Cu//Cu^(2+) c. O_2//O^2- d. Cl_2//Cl^-