43. How many unpaired electrons are found in (A) 0(B) 4 (C) 1(D) 5(E) 2

43. How many unpaired electrons are found in
(A) 0
(B) 4
(C) 1
(D) 5
(E) 2

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統計： A(2), B(1), C(0), D(0), E(7) #2735946

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44. Which of the following statements about the complex ion Co(en)2Cl2+ (en = ethylenediamine, NH2CH2CH2NH2)is true? (A) the geometric isomers of the complex ion have identical chemical properties (B) the complex ion exhibits two geometric isomers (cis and trans) and two optical isomers (C) because en is a strong field ligand (large A), the complex ion is paramagnetic (D) the complex ion exhibits cis and trans geometric isomers, but no optical isomers (E) the complex ion contains Co(l)

43. How many unpaired electrons are found in
(A) 0
(B) 4
(C) 1
(D) 5
(E) 2

詳解 (共 2 筆)

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