Please enable JavaScript.
Coggle requires JavaScript to display documents.
Metals (earth's crust (3/4 is made up of just two non-metals (oxygen…
Metals
native metals
-
-
such as gold, silver, platinum
-
other metals
-
-
such as sodium, potassium, aluminium
-
-
-
-
-
-
earth's crust
contains elements such as sulphur, copper, gold, silver,platinum
-
-
-
-
-
scarce metals
-
such as copper, silver, gold, platinum, mercury, zinc, lead
-