Thou Shalt Not Forget AP Chem

What happens to the atomic radius as you move across a row on the periodic table?

• It increases because the Z_eff decreases.

• It remains constant as the atomic number increases.

• It decreases because the Z_eff increases.

• It increases because the ionization energy decreases.

What is the maximum number of bonds carbon can make in a compound?

• 2

• 3

• 4

• 5

Which of the following is true about cations (+) compared to their atoms?

• They are larger because they have a lower Z_eff.

• They are smaller because they have a higher Z_eff.

• They are the same size but have a higher ionization energy.

• They are larger because they have a higher ionization energy.

Tags

NGSS.HS-PS1-1

What do mass spectroscopy graphs measure?

• The reactivity of isotopes.

• The atomic masses of isotopes.

• The electron configuration of isotopes.

• The chemical properties of isotopes.

What is the bond angle in a molecule with 3 domains around the central atom?

• 109.5°

• 120°

• 180°

• 90°

What is the hybridization of a molecule with 4 domains around the central atom?

• sp

• sp^2

• sp^3

• sp^3d

Which of the following statements is true about asymmetrical molecules and dipoles?

• A) True

• B) False

What happens to lattice energy as the ion's charge increases?

• It remains constant

• It decreases

• It increases

• It fluctuates unpredictably

Tags

NGSS.HS-PS2-4

When drawing the Lewis Dot Structure, what rule should be obeyed first?

(a)  

What type of bonds always conduct electricity and are found between metals?

• Ionic bonds

• Covalent bonds

• Metallic bonds

• Hydrogen bonds