The second most abundant element in the earth's crust is
A) iron.
B) aluminum.
C) magnesium.
D) silicon.
Correct Answer:
Verified
Q9: All of the following combinations of elements
Q10: Silicates are compounds composed of
A)silicon only.
B)silicon and
Q11: Which of the following is NOT a
Q12: In terms of composition,nine elements compose approximately
Q13: The majority of metals and minerals come
Q15: Which of the following correctly summarizes the
Q16: The three major structural parts of the
Q17: The most abundant element in the earth's
Q18: The lithosphere is the _ part of
Q19: The basic unit of silicates is
A)SiO.
B)SiO₂.
C)SiO₃.
D)SiO₄.
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