properties of transition metals (topic 1) Flashcards
1
Q
give two reasons why quarrying is bad for the environment
A
- visual pollution
- noise pollution
- dust pollution
- habitat destruction
2
Q
A
- to concentrate the ore / copper carbonate
- to remove / separate the rock
3
Q
suggest one reason why it is important for the company to calculate the mass of
reactants in stage 3
A
- so no reactant is wasted / left unreacted
- so they know how much product they will make
4
Q
A
A
F
E
C
5
Q
an element with one electron in its outer shell
A
A or B
6
Q
going down group 1, the melting points
A
decrease
7
Q
A
- they are harder than Group 1 metals.
- they have higher melting points than Group 1 metals
- they often form coloured compounds but group 1 compounds are usually white
8
Q
A
- elements
- atomic weight
- atomic (proton) number
9
Q
A
- argon
- is an unreactive gas
10
Q
A
reference to colour
11
Q
aluminium copper iron manganese zinc
A
- zinc
- iron
- copper
12
Q
what is the name of one metal in the word box which often has coloured compounds
A
- copper
- iron
- manganese
