Topic 1- Atoms

Question 1

Relative Atomic Mass (isotopes)

Answer 1

(Atomic number x fraction of abundance) + (Atomic Number x fraction of abundance)

Question 2

Retention Factor

Answer 2

Distance travelled by pigment/ distance travelled by solvent

Question 3

Transition Metals

Answer 3

• can form more than one ion
• often coloured
• make good catalysts

(Strong, shiny, dense, conductors)