Which one of these species is a monodentate ligand?
A. C2O4-
B. EDTA
C. H2NCH2CH2NH2
D. CN-
Answer is d means CN- is monodentate ligand and all other are bi and tetra dendate
Which one of these species is a monodentate ligand? A. C2O4- B. EDTA C. H2NCH2CH2NH2 D....
a) What is a ligand? b) Distinguish between a monodentate ligand and bidentate ligand.
Question 1 1 pts Which of these is not a monodentate ligand? O NH3 O N2H4 O CN осі" 0 022- о со o C2042-
(b) Consider the ligand EDTA and answer the following questions (1) Give the full name for EDTA (11) Draw the structure of the ligand (111) (IV) (v) Identify all the donor atoms of the ligand What is the denticity of the ligand? What is the charge of the ligand?
3. (2 pts) Which reaction below illustrates ligand substitution? Circle the one correct answer. a) 2 AgNO3 (aq) + CaCl2 (aq) + 2 AgCl (s) + Ca(NO3)2 (aq) b) AgCl (s) + NaCl (aq) → Na[AgCl2] (aq) c) K3[Fe(SCN)6] (aq) + K4(EDTA) (aq) → K[Fe(EDTA)](aq) + 6 KSCN (aq) d) [Fe(H2O).](NO3)3 (aq) → [Fe(H2O)s(OH)](NO3)2 (aq) + HNO3 (aq) e) 2 K4[Fe(CN)6] + Cl2 → 2 K3[Fe(CN)6] + 2 KCI
Which ligand is a pi-donor with a weak ligand field effect? a.) N(CH3)3 b.) H- c.) CN- d.) Cl- e.) NH3 f.) en
3. The complex [Ti(H20)6]3+ is violet, while the analogous complex with another monodentate neutral ligand L, [Ti(L)6]3+ is orange. How many of the following statements are true? Explain briefly. (a) L is a stronger field ligand than H20. (b) [Ti(L)6]3+ is a high-spin complex. (c) [Ti(L)6]3+ absorbs yellow and red light. (d) Both complexes have two 3d electrons associated with the metal.
Which of the following triggers apoptosis? a. Fas ligand b. NGF c. TNF-alpha d. Fas ligand and TNF-alpha e. Capase 8
B ligand An ionic species consisting of a metal ion bonded to one or more Lewis bases A covalent bond formed when one anion or molecule donates a pair of electrons to another ion or molecule c) complex ion The Roman numeral in the chemical formula that follows the element symbol for a transition element oxidation number A Lewis base bonded to the central metal ion of a complexion ion F coordination base
Choose the polydentate ligand from the substances below A) hydroxide ion B) Chloride ion C) ammonia D) ethylenediamine E) EDTA
How many d-electrons are there in the following species? Fe2+ 6 [Cr(OH)]2+ Please answer all parts of the question. What's the oxidation state of the transition metal in the following compounds? (1) [Cr(NH3)6]2+ O+3 O+2 0+1 00 0-1 (ii) Na[CO(NH3)6C12] O+3 +2 +1 00 0-1 What is the coordination number (CN) and the geometry of the following metal complex? Naz[Mn(EDTA)] (EDTA = ethylenediaminetetraacetic acid) Select one: a. CN = 6 Geometry = octahedral O b. CN = 1 Geometry =...