sambo2002 sambo2002
  • 16-11-2015
  • Chemistry
contestada

Which statement is true for all minerals?

A.
They have a crystalline structure.

B.
They contain useful metals.

C.
They are made of silicon and oxygen.

D.
They are too hard to be scratched with a nail.

Respuesta :

abd2 abd2
  • 16-11-2015
A. because atoms create crystal structures to form different kind of materials
Answer Link
mjbast
mjbast mjbast
  • 22-11-2015
d
C.
They are made of silicon and oxygen
Answer Link

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