Identify the ion that is responsible for the green colour in emeralds.
A) Cr+3
B) Cr+4
C) Cr+5
D) Cr+6
E) Cr+7
Correct Answer:
Verified
Q1: Choose the bidentate ligand from the substances
Q2: Name the following: [Fe(CO)6][Ag(CN)2]2
A) iron(III) hexacarbonylsilverdicyanide
B) hexacarbonyliron(II)
Q6: Name the following: [Fe(H2O)4Br2]Cl
A) tetraaquadibromoiron(II) chloride
B) dibromotetrahydroironchloride
C)
Q10: Name the following: Fe[AlF6]
A) ironaluminumhexafluoride
B) iron(II) hexafluoroaluminum
C)
Q10: Determine the chemical formula for the compound
Q15: Choose the polydentate ligand from the substances
Q17: Determine the chemical formula for the compound
Q19: Name the following: [Ni(NH3)3(H2O)3]Cl2
A) nickel(II) trihydrotriamminechloride
B) nickel(I)
Q24: Which of the following pairs of coordination
Q28: Choose the electron configuration for Cr3+.
A) [Ne]3s23p6
B)
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