Cr(aq) + 3 eCr(s)Zn²(aq) + 2 e → Zn(s)2 H₂O() +2 e → H₂(g) + 2 OH(aq)Mn2(aq) + 2 eA(an) + 3 eMn(s)Al(s)7. All of the following statements concerning ligand field theory are true EXCEPTA. in low-spin complexes, electrons are concentrated in the day, dys, and drorbitals.B. in an isolated atom or ion, the five d orbitals have identical energy.C. low-spin complexes contain the maximum number of unpaired electrons.D. the crystal field splitting is larger in low-spin complexes than high-spincomplexes.E. the energy difference between d orbitals often corresponds to an energy ofvisible light.8. All of the following complexes will be colored (in the visible) EXCEPTA. [Co(en)]2+B. [Fe(CN)6]C. [Ni(H₂O)]²+D. [Cd(NH3)4]2+9. A positron has a mass number ofa(n)a. 0; 1+; protonb.1; 2+; protonc. 0; 1+; electrond. 1; 2+; electrone. 0; 0; proton-0.76-0.83-1.18-1.66a. [Cr(CO)6]C13b. [Cu(OH)4(NH3)2]c. K4[Mn(CN)6]d. [Pt(en)3] (NO3)4e. [Pt(NH3)2(OH₂)CIJ3PO410. In which one of the following is the oxidation number of the transition metal incorrect?Complex SpeciesOxidation Number of Transition Metal+3, a charge ofa. 0.57 Vb. 0.61 Vc. 0.74 Vd. 0.66 Ve. 0.68 V+4+3+4+2and a mass equal to that of11. Consider the following reaction: If a galvanic cell utilizes this reaction and the initialconcentrations are [Hg22+] = 0.10 M, [Sn²+] = 0.30 M, and [Sn] = 0.20 M, what will beEcell under these conditions?Hg₂+ (aq) + Sn²+ (aq) → Sn(aq) + 2Hg(1)3-ELECTRONIC SCENFIC888AUTO POWER OFhypEEXP

To choose the incorrect statement in regard to Ligand field theory.

7. All of the following statements concerning ligand field theory are true EXCEPT A. in low-spin complexes, electrons are concentrated in the day, dys, and du orbitals. B. in an isolated atom or ion, the five d orbitals have identical energy. C. low-spin complexes contain the maximum number of unpaired electrons. D. the crystal field splitting is larger in low-spin complexes than high-spin complexes. E. the energy difference between d orbitals often corresponds to an energy of visible light.