Which of the following has lowest percentage of carbon
Cast iron
Wrought iron
Steel
All have same percentage
The tendency of $ 3d-$ metal ions to form stable complexes is due to their
The correct order of spin only magnetic moments for the following complex ions is
Which of the following is arranged in order of increasing melting point?
The aqueous solution containing which one of the following ions will be colourless
The transition metal ions responsible for colour in ruby and emerald are, respectively