The correct order of decreasing second ionisation enthalpy of $Ti(22), V(23), Cr(24)$ and $Mn(25)$ is
$Mn > Cr > Ti > V$
$Ti > V > Cr > Mn$
$Cr > Mn > V > Ti$
$V > Mn > Cr > Ti$
Write a note on oxides and oxoanions of transition elements.
Which of the following ion is diamagnetic
Which of the following has second ionisation potential less than expected
The colorless species is
Which of the following has lowest percentage of carbon