How many of the following compounds exhibit geometric isomers? I.Pt(NH3)2Cl2 (square planar) II.[Co(H2O)2]Cl3 III.Ni(NH3)4(NO2)2 IV.K2[CoCl4]

A) 0 B) 1 C) 2 D) 3 E) 4 A) 0 B) 1 C) 2 D) 3 E) 4

What is the correct IUPAC name for [AuCl4(H2O)2]-?

A) diaquatetrachloroaurate(0)ion B) diaquatetrachloroaurate(III)ion C) diaquatetrachloroaurate(I)ion D) diaquatetrachlorogold(III)ion E) diaquatetrachlorogold(I)ion A) diaquatetrachloroaurate(0)ion B) diaquatetrachloroaurate(III)ion C) diaquatetrachloroaurate(I)ion D) diaquatetrachlorogold(III)ion E) diaquatetrachlorogold(I)ion

The 3d electrons in Co(NH3)63+ are all paired but Fe(H2O)63+ has unpaired electrons (is paramagnetic).Explain.

Both complex ions have six 3d electrons.

A) 0 B) 1 C) 2 D) 4 E) 5 A) 0 B) 1 C) 2 D) 4 E) 5

Which of the following is a d7 ion?

A) Co(II) B) Cu(II) C) Mn(II) D) Mn(IV) E) At least two of the above (a-d)are d7 ions. A) Co(II) B) Cu(II) C) Mn(II) D) Mn(IV) E) At least two of the above (a-d)are d7 ions.

A coordination compound of Cu2+ can be described as Cu(NH3)xSO4 and is known to contain 29.92% NH3 by mass.The value of x is:

A) 2 B) 3 C) 4 D) 6 E) none of these A) 2 B) 3 C) 4 D) 6 E) none of these

For the process Co(NH3)5Cl2+ + Cl- $\to$ Co(NH3)4Cl2+ + NH3 what would be the ratio of cis to trans isomer in the product?

A) 1 : 1 B) 1 : 2 C) 1 : 4 D) 4 : 1 E) 2 : 1 A) 1 : 1 B) 1 : 2 C) 1 : 4 D) 4 : 1 E) 2 : 1

Exam 21: Transition Metals and Coordination Chemistry

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How many of the following compounds exhibit geometric isomers? I.Pt(NH₃)₂Cl₂ (square planar) II.[Co(H₂O)₂]Cl₃ III.Ni(NH₃)₄(NO₂)₂ IV.K₂[CoCl₄]

(Multiple Choice)

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Question 41

What is the correct IUPAC name for [AuCl₄(H₂O)₂]^-?

(Multiple Choice)

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Question 42

Which of the following is true about coordination complexes?

(Multiple Choice)

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Question 43

The 3d electrons in Co(NH₃)₆³⁺ are all paired but Fe(H₂O)₆³⁺ has unpaired electrons (is paramagnetic).Explain.

(Essay)

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Question 44

The complexes of Zn²⁺ are all diamagnetic.

(True/False)

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Question 45

In the crystal field model,ligands are treated as negative point charges.

(True/False)

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Question 46

Ni(NH₃)₆²⁺

(Multiple Choice)

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Question 47

What is the formula for the hexaaquachromium(II)ion?

(Multiple Choice)

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Question 48

Here are some crystal field representations of d electrons in an octahedral complex: I) II) III) IV) V) Choose the representation that fits the transition metal atom in the following species: -Fe(OH₂)₆³⁺ (assume weak field)

(Multiple Choice)

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Question 49

The empirical formula of a compound with a mass percent composition of 6.78% H,31.43% N,39.76% Cl,and 22.03% Co is consistent with which of the following complexes?

(Multiple Choice)

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Question 50

Which of the following is a d⁷ ion?

(Multiple Choice)

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Question 51

Which of the transition metals is the best conductor of heat and electric current?

(Multiple Choice)

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Question 52

Which of the following is paramagnetic?

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Question 53

A coordination compound of Cu²⁺ can be described as Cu(NH₃)_xSO₄ and is known to contain 29.92% NH₃ by mass.The value of x is:

(Multiple Choice)

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Question 54

The metals with the highest ionization energies are most likely to be found in nature in the elemental state.

(True/False)

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Question 55

In which of the following complexes does the transition metal have a d⁸ configuration?

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Question 56

Which of the following ligands might give linkage isomers?

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Question 57

For the process Co(NH₃)₅Cl²⁺ + Cl^- $\to$ Co(NH₃)₄Cl₂⁺ + NH₃ what would be the ratio of cis to trans isomer in the product?

(Multiple Choice)

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Question 58

Oxygen is stored in mammalian tissue in which type of molecule?

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Question 59

How many unpaired electrons are found in each of the following complex ions? -[Cr(CN)₄]²^-

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Question 60

Showing 41 - 60 of 142

Exam 21: Transition Metals and Coordination Chemistry

How many of the following compounds exhibit geometric isomers? I.Pt(NH3)2Cl2 (square planar) II.[Co(H2O)2]Cl3 III.Ni(NH3)4(NO2)2 IV.K2[CoCl4]

What is the correct IUPAC name for [AuCl4(H2O)2]-?

Which of the following is true about coordination complexes?

The 3d electrons in Co(NH3)63+ are all paired but Fe(H2O)63+ has unpaired electrons (is paramagnetic).Explain.

The complexes of Zn2+ are all diamagnetic.

In the crystal field model,ligands are treated as negative point charges.

Ni(NH3) 62+

What is the formula for the hexaaquachromium(II)ion?

Here are some crystal field representations of d electrons in an octahedral complex: I) II) III) IV) V) Choose the representation that fits the transition metal atom in the following species: -Fe(OH2)63+ (assume weak field)

The empirical formula of a compound with a mass percent composition of 6.78% H,31.43% N,39.76% Cl,and 22.03% Co is consistent with which of the following complexes?

Which of the following is a d7 ion?

Which of the transition metals is the best conductor of heat and electric current?

Which of the following is paramagnetic?

A coordination compound of Cu2+ can be described as Cu(NH3)xSO4 and is known to contain 29.92% NH3 by mass.The value of x is:

The metals with the highest ionization energies are most likely to be found in nature in the elemental state.

In which of the following complexes does the transition metal have a d8 configuration?

Which of the following ligands might give linkage isomers?

For the process Co(NH3)5Cl2+ + Cl- →\to→ Co(NH3)4Cl2+ + NH3 what would be the ratio of cis to trans isomer in the product?

Oxygen is stored in mammalian tissue in which type of molecule?

How many unpaired electrons are found in each of the following complex ions? -[Cr(CN)4]2-

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How many of the following compounds exhibit geometric isomers? I.Pt(NH₃)₂Cl₂ (square planar) II.[Co(H₂O)₂]Cl₃ III.Ni(NH₃)₄(NO₂)₂ IV.K₂[CoCl₄]

What is the correct IUPAC name for [AuCl₄(H₂O)₂]^-?

The 3d electrons in Co(NH₃)₆³⁺ are all paired but Fe(H₂O)₆³⁺ has unpaired electrons (is paramagnetic).Explain.

The complexes of Zn²⁺ are all diamagnetic.

Ni(NH₃)₆²⁺

Here are some crystal field representations of d electrons in an octahedral complex: I) II) III) IV) V) Choose the representation that fits the transition metal atom in the following species: -Fe(OH₂)₆³⁺ (assume weak field)

Which of the following is a d⁷ ion?

A coordination compound of Cu²⁺ can be described as Cu(NH₃)_xSO₄ and is known to contain 29.92% NH₃ by mass.The value of x is:

In which of the following complexes does the transition metal have a d⁸ configuration?

For the process Co(NH₃)₅Cl²⁺ + Cl^- $\to$ Co(NH₃)₄Cl₂⁺ + NH₃ what would be the ratio of cis to trans isomer in the product?

How many unpaired electrons are found in each of the following complex ions? -[Cr(CN)₄]²^-