The transition elements

Question 1 of 10

A typical property of transition elements is that they

Question 2 of 10

Which transition-metal compound is the catalyst in the Contact process for sulphuric acid?

Question 3 of 10

Zinc is not usually regarded as a transition element because

Question 4 of 10

Copper(II) compounds are typically

Question 5 of 10

Transition metals often form

Question 6 of 10

Transition metal ions are coloured because of

Question 7 of 10

Transition metals have

Question 8 of 10

Iron can form Fe²⁺ and Fe³⁺ ions. This shows that transition elements have

Question 9 of 10

The complex ion [Cu(NH₃)₄]²⁺ has a

Question 10 of 10

The Contact process uses which catalyst?