Practice Exam Questions 1 Write and balance the chemical

Last updated: 4/29/2023

Practice Exam Questions 1 Write and balance the chemical combustion of methanol gas CH3OH into carbon dioxide gas and water vapor Include all physical states 2 Draw the 3D Lewis structures for all molecules in the above reaction 3 Calculate the enthalpy of this reaction AHrxn 4 There are two central atoms in methanol For each central atom determine the electronic geometry the molecular shape and the measure of the bond angles 5 Would you expect methanol to be a polar molecule Explain your reasoning 6 Calculate the oxidation state for carbon in the reactants and products If a redox reaction has occurred state which process the carbon has undergone in this reaction 7 What is the hybridization around the central atom in water 8 Use partial atomic orbital diagrams to describe how the hybridizing of the atomic orbitals of the central atom leads to hybrid orbitals on the central atom in water and how it leads to the shape around that central atom