A certain molecule has ten single bonds, What is the most three double bonds, correct chemical and four triple bonds. reaction for the How many sigma (σ) and following situation? pi (π) bonds are in Liquid toluene (C7H8) this molecule? is treated with 17 0 σ, π bromine gas and carbon 0 17 σ, π tetrachloride to form 11 17 σ, π a gaseous mixture of 17 11 σ, π benzyl bromide 10 7 σ, π (C7H7Br), chlorine, 7 10 σ, π and dibromo-dichloro 21 4 σ, π methane (CBr2Cl2). 4 21 σ, π C7H8 + Br2 + CCl4 Which molecule listed C7H8Br + Cl2 + below will have the CCl2Br2 highest viscosity? C7H8(L) + Br2(g) H2O + CCl4(g) C2H2 C7H8Br(g) + SO2 Cl2(g) + HCl CCl2Br2(g) HI 2C7H8(L) + 2Br(g) True or False: A pi + CCl4(g) (π) bond is formed 2C7H8Br(g) + from hybridized 2Cl(g) + orbitals. CCl2Br2(g) True 2C7H8(L) + Br2(g) False + CCl4(g) Pi bonds should 2C7H8Br(g) + be eaten. Cl2(g) + What is the most CCl2Br2(g) correct electron Reactions that are configuration for ________ show energy Zr2+? as a reactant in chemical equations. 2 3d104p64d2 Single Displacement 2 3d104p65s2 Isotropic Endothermic 2 3d104p65s14d1 Combustion Addition 3d104p65s24d2 Exothermic
A certain molecule has ten single bonds, three double bonds, and four triple bonds. How many sigma (σ) and pi (π) bonds are in this molecule? 17 σ, 0 π 0 σ, 17 π 11 σ, 17 π 17 σ, 11 π 10 σ, 7 π 7 σ, 10 π 21 σ, 4 π 4 σ, 21 π Which molecule listed below will have the highest viscosity? H2O C2H2 SO2 HCl HI True or False: A pi (π) bond is formed from hybridized orbitals. True False Pi bonds should be eaten. What is the most correct electron configuration for Zr2+? 3d104p64d2 3d104p65s2 3d104p65s14d1 3d104p65s24d2 What is the most correct chemical reaction for the following situation? Liquid toluene (C7H8) is treated with bromine gas and carbon tetrachloride to form a gaseous mixture of benzyl bromide (C7H7Br), chlorine, and dibromo-dichloro methane (CBr2Cl2). C7H8 + Br2 + CCl4 C7H8Br + Cl2 + CCl2Br2 C7H8(L) + Br2(g) + CCl4(g) C7H8Br(g) + Cl2(g) + CCl2Br2(g) 2C7H8(L) + 2Br(g) + CCl4(g) 2C7H8Br(g) + 2Cl(g) + CCl2Br2(g) 2C7H8(L) + Br2(g) + CCl4(g) 2C7H8Br(g) + Cl2(g) + CCl2Br2(g) Reactions that are ________ show energy as a reactant in chemical equations. Single Displacement Isotropic Endothermic Combustion Addition Exothermic 2 2 2
chem_111_mock_final_exam_fall_2017.docx