If $CdI_2$ is pink in colour, the $CdCl_2$ will be ........... coloured.
yellow
red
blue
cannot be predicted
The colour imparted by $Co(II)$ compounds to glass is
Which one of the following statements shows the correct percentage of carbon in steel, pig iron and wrought iron
Which of the following is expected to form colourless complex
Metals generally melt at very high temperature. Amongst the following, the metal with the highest melting point will be $......$
The catalytic activity of transition elements is related to their