Index
=>
Crossword
Complete the crossword, then click on "Check" to check your answer. If you are stuck, you can click on "Hint" to get a free letter. Click on a number in the grid to see the clue or clues for that number.
1
2
3
4
5
6
7
8
9
Check
Across:
1.
Brown metal that is a good conductor of electricity
3.
Ore for 1 across that has iron in it as well as suphur.
5.
Very light metal used for aeroplanes.
7.
Minerals from which metals are extracted.
8.
A ____ substance combines readily with other chemicals.
9.
An alloy between 1 across and tin.
Down:
2.
This ruins the environment.
3.
An ore for 1 across which is a sulphide.
4.
Ore for 5 across
6.
____ out - removal of a chemical by water.
9.
An alloy between 1 across and zinc
OK
Index
=>