Determine (I) the Oxidation Number of the Metal

question 22

Multiple Choice

Determine
(i) the oxidation number of the metal,
(ii) the number of d electrons,
(iii) the coordination number,
(iv) the charge of the complex ion, and
(v) the number and type of ligands for the coordination compound shown below.

• A) i = +2; ii = 3 d electrons; iii = 5; iv = 1+; v = zero monodentate and four bidentate
• B) i = +3; ii = 2 d electrons; iii = 6; iv = 1+; v = two monodentate and two bidentate
• C) i = +2; ii = 3 d electrons; iii = 5; iv = 1+; v = two monodentate and one bidentate
• D) i = +3; ii = 3 d electrons; iii = 6; iv = 1+; v = two monodentate and two bidentate
• E) None of the above have all five answers correctly presented

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Definitions:

Glottis

The opening between the vocal cords in the larynx, through which air passes during respiration and which is used in producing vocal sounds.

Epiglottis

A leaf-shaped flap of cartilage located behind the tongue, which closes over the windpipe during swallowing to prevent food from entering the airways.

Nasal Cavity

The interior space of the nose, lined with mucosa, involved in breathing and the olfactory process.

Pharynx

A muscular tube that connects the mouth and nasal passages with the esophagus and larynx, playing a key role in both the respiratory and digestive systems.