The d- and f- B...

Which of the pair of complex compounds are tetrahedral as well as diamagnetic?

Which of the following is incorrect about Wilkinson's catalyst?

The magnetic moment of a certain complex(A) of Co was found to be $$4.89$$ B.M. and the EAN as $$36$$. Co also forms complex(B) with magnetic moment $$3.87$$ B.M. and EAN $$37$$, and complex(C) with EAN as $$36$$ but diamagnetic. Which of the following statements is true regarding the above observation?

Which of the following complex is paramagnetic?

If a transition-metal compound absorbs violet-indigo radiation in the visible region. Its color would be?

Which of the following complexes has magnetic moment of $$2.83$$ Bohr magneton?

Among the following ions which one has the highest paramagnesium?

Which of the following anion exists in equilibrium condition with other anion depending upon the pH of the solution? 

$$ Cr_2O^{2-}_7 \rightarrow{H^+} +Cr^{3+}.\ Eq.wt.of Cr_2O_7^{2-} $$ is 

Which of the following sulphide is yellow in colour?