Which statement about steel is false?
A) It can have different percentage of carbon.
B) It is a polymer.
C) It is an alloy of iron.
D) In can be made so it resists rust.
E) none of the above
Correct Answer:
Verified
Q48: The major impurities found in bauxite are
Q49: An alloy is a
A) a mineral containing
Q50: Which of the following equations represents the
Q51: The Hall process is
A) the pyrometallurgic process
Q52: The molecular- orbital model for Ge shows
Q54: Which mineral contains aluminum?
A) malachite
B) bauxite
C) cinnabar
D)
Q55: If the electronic structure of a solid
Q56: Which one of the following metallic elements
Q57: Hydrometallurgy is
A) the use of aqueous solutions
Q58: Smelting is
A) thermal decomposition of an ore
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