Silver and lead are special elements, where silver is insoluble in all halogen anions (like AgCl, AgI, AgBr)
and lead is insoluble in sulphates and halogen anions ( PbSO4, PbCl2, etc.)
Mercury is special because it is the only metal that is a liquid at room temperature
hope this helps!!
They are hard solid with a crystal lattice structure... with high melting points
Answer:
D
Explanation:
Because 30c is kevin and add 303+30=333-30=303
