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Author Question: Which negative ion forms the basis of the oxide minerals? A) F- B) Cl- C) O22- D) ... (Read 93 times)

michelleunicorn

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Which negative ion forms the basis of the oxide minerals?
 
  A) F-
  B) Cl-
  C) O22-
  D) S-

Question 2

The ________ are the mineral class that accounts for more than 90 percent of the Earth's crust.
 
  A) silicates
  B) sulfates
  C) carbonates
  D) sulfides



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Sarahjh

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Answer to Question 1

Answer: C

Answer to Question 2

Answer: A




Sarahjh

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