IB Chemistry

Rank these in order of strength:
covalent bond
London forces
hydrogen bond
dipole-dipole attraction

• dipole-dipole>covalent bond>hydrogen bond>London

• London>dipole-diple>hydrogen bond>covalent bond

• covalent bond>hydrogen bond>dipole-dipole>London

• hydrogen bond>dipole-dipole>London>covalent bond

Tags

NGSS.HS-PS1-3

Which change to an atom occurs when it forms a positive ion?

• It gains electrons.

• It gains protons.

• It loses electrons.

• It loses protons

What could this ion be?

• A

• B

• C

• D

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

This is an example of a __________ bond.

• non-polar covalent

• polar covalent

• ionic

• metallic

Tags

NGSS.HS-PS1-1

CH₃Cl

• Polar Molecule

• Non-Polar Molecule

Will this molecule be polar or nonpolar? H₂S

• polar

• nonpolar

Will this molecule be polar or nonpolar? CCl₄

• polar

• nonpolar

Which of the following molecules contains only London dispersion forces?

• CF₄

• HCl

• H₂O

• MgO_(aq)

Which of the following molecules has hydrogen bonding?

• HCl

• HI

• HF

• HBr

Each carbon in diamond forms ______ bonds

• 1

• 2

• 3

• 4