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In the complex MLK.Mhe has seven d electrons and L is a weak field ligand. According...
In the complex ion [ML6]n+, Mn+ has five d electrons and L is a strong field...
In the complex ion [ML6]n+, Mn+ has five d electrons and L is a strong field ligand. According to crystal field theory, the magnetic properties of the complex ion correspond to how many unpaired electrons? A. 0 B. 1 C. 2 D. 3 E. 5 Which one of these complex ions would absorb light with the shortest wavelength? A. [Co(H2O)6]2+ B. [Co(NH3)6]2+ C. [CoF6]4– D. [Co(CN)6]4– E. [Co(en)6]2+ The ion [Co(NH3)6]2+ is octahedral and high spin. This complex is (4pts)...
and A) Protons, electrons D) none of the above reside in the atomic nucleus.. B) Electrons,...
and A) Protons, electrons D) none of the above reside in the atomic nucleus.. B) Electrons, neutrons E) Neutrons, only neutrons C) Protons, neutrons compound that is composed of carbon, hydrogen and oxygen contains 70.6% C, 5.9% H. and 2357 by mass. The molecular weight of the commundis 136 am What is the molecular formula A) C,H,O, B) C,H,O | C C 0 D) | | | 0 ) C,10, 12. The molarity of a solution prepared by diluting 43.72...
The basic requirement for a ligand is: a. unpaired electrons b. lone pair(s) of electrons (i.e.,...
The basic requirement for a ligand is: a. unpaired electrons b. lone pair(s) of electrons (i.e., unbonded pairs) c. a positively charged counterion d. charges A radioactive isotope has a half-life of five years. After 25 years, how much of an 80 gram sample remains? a. 80. g b. 2.5g c. 10.g d. 40. g The splitting of a larger nucleus into two lighter nuclei is known as a. atomic combustion b. a chain reaction c. fusion d. fission The...
[TI(H20)is an octahedral complex. (9 pts) 3. Name this complex. b. How many d electrons does...
[TI(H20)is an octahedral complex. (9 pts) 3. Name this complex. b. How many d electrons does it have? Sketch the d-orbital diagram for the complex. Label the energy levels (t and e and a. c. each of the d-orbitals. d. A is 3.99 x 10-19 ] (per photon). What is the value of A in kl/mol? e. Calculate the wavelength of light (nm) needed to excite an electron from the tag to the e, orbital. f. What color of the...
10) Kc is 1.67 1020 at 25°C for the formation of iron(III) oxalate complex ion: Fe3+(aq)...
10) Kc is 1.67 1020 at 25°C for the formation of iron(III) oxalate complex ion: Fe3+(aq) + 3 C2042-(aq) = [Fe(C204)3β-(aq). If 0.160 M Fe3+ is initially mixed with 1.00 M oxalate ion, what is the concentration of Fe3+ ion at equilibrium? D) 6.81x 10-21 M A) 1.47 x 1020 M C) 1.04 x 1021 M B) 0.0100 M 11) Cyclohexane, C6H12, undergoes a molecular rearrangement in the presence of AlCl3 to form methylcyclopentane, CH3C5H9, according to the equation: C6H12-...
What is the effect of adding carbon monoxide (at constant volume and temperature) to an equilibrium...
What is the effect of adding carbon monoxide (at constant volume and temperature) to an equilibrium mixture of this reaction? CO(g) + Cl2(9) COCl2(g) The reaction slows down. The reaction shifts toward the products. The reaction does not shift in either direction. O The reaction shifts toward the reactants. The equilibrium constant for this reaction is Keq 1.0 x 103. The reaction mixture at equilibrium contains [A] = 1.0 x 10-4 M. What is the concentration of B in the...
A pure sample of 0.200 M HD is allowed to come to equilibrium. H2(g) + D2(g)...
A pure sample of 0.200 M HD is allowed to come to equilibrium. H2(g) + D2(g) ⇆ 2 HD (g) The equilibrium concentration of HD was found to be 0.175 M. What is Kc for this reaction A.196 * B.49.0 C.5.10 x 10-3 D.2.04 x 10-2 E. None of the above
TI(H20).Jis an octahedral complex. (9 pts) a. Name this complex. b. How many d electrons does...
TI(H20).Jis an octahedral complex. (9 pts) a. Name this complex. b. How many d electrons does it have? c. Sketch the d-orbital diagram for the complex. Label the energy levels tax and e) and each of the d-orbitals. d. Ais 3.99 x 10-19) (per photon). What is the value of A, in kJ/mol? e. Calculate the wavelength of light (nm) needed to excite an electron from the texto the eg orbital. 1 What color of the visible region of the...
Look at this system: 2A (9) mwilio C (g) + D (g) At 300K, equilibrium is...
Look at this system: 2A (9) mwilio C (g) + D (g) At 300K, equilibrium is reached, and the concentrations are found to be and to 0.0144 MA: 0.0701 M C; 0.860 MD What is Kc? O 5.05 x 10-2 O 2.91 x 103 O 0.990 O 7.06 x 102 O 0.0405 O 9.63
A mixture of carbon monoxide, hydrogen, and methanol, CH, OH, is at equilibrium according to the...
A mixture of carbon monoxide, hydrogen, and methanol, CH, OH, is at equilibrium according to the equation CO(g) + 2H2 (9) = CH3OH(9) At 270°C, the mixture is 5.0 x 10-2 M CO.0.760 M H2, and 9.8 x 10-3 M CH3OH What is Ke for this reaction at 270°C? Ke= When 0.125 mol of NO and 18.50 g of bromine are placed in a 1.00-L reaction vessel and sealed, the mixture is heated to 350 K and the following equilibrium...
and A) Protons, electrons D) none of the above reside in the atomic nucleus.. B) Electrons, neutrons E) Neutrons, only neutrons C) Protons, neutrons compound that is composed of carbon, hydrogen and oxygen contains 70.6% C, 5.9% H. and 2357 by mass. The molecular weight of the commundis 136 am What is the molecular formula A) C,H,O, B) C,H,O | C C 0 D) | | | 0 ) C,10, 12. The molarity of a solution prepared by diluting 43.72...
The basic requirement for a ligand is: a. unpaired electrons b. lone pair(s) of electrons (i.e., unbonded pairs) c. a positively charged counterion d. charges A radioactive isotope has a half-life of five years. After 25 years, how much of an 80 gram sample remains? a. 80. g b. 2.5g c. 10.g d. 40. g The splitting of a larger nucleus into two lighter nuclei is known as a. atomic combustion b. a chain reaction c. fusion d. fission The...
[TI(H20)is an octahedral complex. (9 pts) 3. Name this complex. b. How many d electrons does it have? Sketch the d-orbital diagram for the complex. Label the energy levels (t and e and a. c. each of the d-orbitals. d. A is 3.99 x 10-19 ] (per photon). What is the value of A in kl/mol? e. Calculate the wavelength of light (nm) needed to excite an electron from the tag to the e, orbital. f. What color of the...
10) Kc is 1.67 1020 at 25°C for the formation of iron(III) oxalate complex ion: Fe3+(aq) + 3 C2042-(aq) = [Fe(C204)3β-(aq). If 0.160 M Fe3+ is initially mixed with 1.00 M oxalate ion, what is the concentration of Fe3+ ion at equilibrium? D) 6.81x 10-21 M A) 1.47 x 1020 M C) 1.04 x 1021 M B) 0.0100 M 11) Cyclohexane, C6H12, undergoes a molecular rearrangement in the presence of AlCl3 to form methylcyclopentane, CH3C5H9, according to the equation: C6H12-...
What is the effect of adding carbon monoxide (at constant volume and temperature) to an equilibrium mixture of this reaction? CO(g) + Cl2(9) COCl2(g) The reaction slows down. The reaction shifts toward the products. The reaction does not shift in either direction. O The reaction shifts toward the reactants. The equilibrium constant for this reaction is Keq 1.0 x 103. The reaction mixture at equilibrium contains [A] = 1.0 x 10-4 M. What is the concentration of B in the...
TI(H20).Jis an octahedral complex. (9 pts) a. Name this complex. b. How many d electrons does it have? c. Sketch the d-orbital diagram for the complex. Label the energy levels tax and e) and each of the d-orbitals. d. Ais 3.99 x 10-19) (per photon). What is the value of A, in kJ/mol? e. Calculate the wavelength of light (nm) needed to excite an electron from the texto the eg orbital. 1 What color of the visible region of the...
Look at this system: 2A (9) mwilio C (g) + D (g) At 300K, equilibrium is reached, and the concentrations are found to be and to 0.0144 MA: 0.0701 M C; 0.860 MD What is Kc? O 5.05 x 10-2 O 2.91 x 103 O 0.990 O 7.06 x 102 O 0.0405 O 9.63
A mixture of carbon monoxide, hydrogen, and methanol, CH, OH, is at equilibrium according to the equation CO(g) + 2H2 (9) = CH3OH(9) At 270°C, the mixture is 5.0 x 10-2 M CO.0.760 M H2, and 9.8 x 10-3 M CH3OH What is Ke for this reaction at 270°C? Ke= When 0.125 mol of NO and 18.50 g of bromine are placed in a 1.00-L reaction vessel and sealed, the mixture is heated to 350 K and the following equilibrium...
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