The correct name for Cr2O3 is:
A) chromium (III) oxide
B) chromium (II) oxide
C) chromium oxide
D) dichromium trioxide
Correct Answer:
Verified
Q27: How many protons and electrons are there
Q28: How many protons and electrons are there
Q29: What is the name and symbol of
Q30: Iron pyrite (fool's gold)is iron (II)sulfide. What
Q31: What is the correct name for BaF2?
A)Barium
Q33: The reaction of calcium and sulfur produces:
A)Ca2S
B)CaS2
C)CaS
D)Ca2S3
Q34: The reaction of magnesium and nitrogen produces:
A)Mg2N3
B)Mg3N2
C)MgN
D)Mg3N
Q35: The reaction of aluminum and phosphorous produces:
A)AlP
B)Al3P
C)AlP3
D)Al2P3
Q36: Which one of the compounds below is
Q37: Which one of these compounds is ionic?
A)NH4Cl
B)HI
C)H2CO3
D)NH3
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