G Chem Final Exam Study Guide (Part 2-Ch 6-7-8)

What part of the atom is involved in bonding?

• protons
• neutrons
• outer-shell electrons
• inner-shell electrons

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

The type of bond depends on the difference in

• electronegativity
• ionization energy
• atomic radius

The ability of an atom to attract an electron in a molecule is called its

• ionization energy
• atomic radii
• electronegativity

A charged group of covalently bonded atoms are called _____ (Hint: Your Favorite Quiz :)

• polar molecules
• monatomic ions
• polyatomic ions
• nonpolar molecules

What do the elements fluorine, chlorine, bromine, iodine, hydrogen, oxygen, and nitrogen have in common? (aka BrINCLHOF)

• They all belong to the halogen family.
• They are all metalloids.
• They all form diatomic molecules.
• They are all on the right side of the Periodic Table.

As bond length becomes shorter, bond energy ______

• stays the same
• becomes higher
• becomes lower
• non existent

Tags

NGSS.HS-PS1-4

Which type of bond has the shortest bond length?

• single bond
• double bond
• triple bond
• neither...they are all the same length

Which statement is incorrect about the properties that molecules have due to their types of bonding.

• Molecular compounds have low boiling points and do not conduct electricity.
• Ionic compounds have high melting points and conduct electricity when dissolved in water.
• Metals have a high electrical conductivity and are malleable.
• Molecular compounds form a crystalline lattice structure.

According to the Octet Rule, how many valence electrons does each atom want in their outer shell (except for the small atoms like H and He with only 1 energy level)?

• 1
• 2
• 5
• 8

Tags

NGSS.HS-PS1-1

In an ionic bond, electrons are

• lost and gained
• shared
• free to move around