Elements which generally exhibit multiple oxidation states and whose ions are usually coloured are

Elements which generally exhibit multiple oxidation states and whose i

1.	Elements which generally exhibit multiple oxidation states and whose ions are usually coloured are
Answer» metalliods transition elements non - metals gases Solution :Atomic MASS of Y `=("atomic mass of X+ atomic mass of Z")/(2)` `=(7+39)/(2)=(46)/(2)=23`