Chemistry 5070 · O Level · Arrangement of elements
Arrangement of elements — practice question
The figure shows a section of the Periodic Table.
It includes the element symbols Mg, V, Fe, Cu, Zn, B, C, Al, Si and P.
Use only the elements displayed in the figure to answer the questions.
Each element may be chosen once, more than once, or not used.
(a)[1]
forms a stable ion after gaining three electrons
(b)[1]
is obtained from haematite
(c)[1]
forms an ion that gives a red-brown precipitate when aqueous ammonia is added
(d)[1]
has chemical properties similar to those of calcium
(e)[1]
can have lubricating properties
Worked solution & mark scheme
This 5-mark question has a full step-by-step worked solution and mark scheme. One marking point: “The symbol is P.” …