Problem 2
Give an example of a polar covalent bond. How do you know it is polar?
Problem 3
What column of the periodic table has Lewis electron dot diagrams with two electrons?
Problem 3
What is the Lewis electron dot diagram of \(\mathrm{I}_{2}\) ? Circle the electrons around each atom to verify that each valence shell is filled.
Problem 3
Based on the known trends, what ionic compound from the first column of the periodic table and the next-to-last column of the periodic table should have the highest lattice energy?
Problem 3
Draw an acceptable Lewis electron dot diagram for these molecules that violate the octet rule. a) \(\mathrm{NO}_{2}\) b) \(\mathrm{XeF}_{4}\)
Problem 3
How many electrons does a Ba atom have to lose to have a complete octet in its valence shell?
Problem 3
Identify the electron group geometry and molecular geometry of each molecule. a) \(\mathrm{H}_{2} \mathrm{~S}\) b) \(\mathrm{POCl}_{3}\)
Problem 3
How do you know which side of a polar bond has the partial negative charge? Identify the negatively charged side of each polar bond. a) \(\mathrm{H}-\mathrm{Cl}\) b) \(\mathrm{H}-\mathrm{S}\)
Problem 4
Based on the known trends, what ionic compound from the first column of the periodic table and the next-to-last column of the periodic table should have the lowest lattice energy?
Problem 4
Draw an acceptable Lewis electron dot diagram for these molecules that violate the octet rule. a) \(\mathrm{BCl}_{3}\) b) \(\mathrm{ClO}_{2}\)
