Which statement about transition elements and their compounds is correct?
A All the transition elements have an oxidation state of +2 only.
B Aqueous solutions of the salts of transition elements are generally coloured.
C Transition elements change from metal to non-metal across the period.
D Transition elements can act as catalysts but their compounds cannot
Answers
Answered by
5
Answer:
b is correct all other are wrong
Similar questions