YEAR 12 TERM 2 -CHEMICAL BONDING QUIZ

The acronym VSEPR stand for

• very strong electron pair repulsion.

• varied symmetry electrostatic proton reaction.

• venomous snakes enjoy pink ribbons.

• valence shell electron pair repulsion.

Any molecule with only two atoms must be linear. Three-atom molecules such as BeCl₂ can also be linear. For linear molecules, the bond angle is

• $360\degree$

• $180\degree$

• $120\degree$

• $90\degree$

Molecules such as boron trichloride that have three bonded atoms and no unshared pairs have what shape?

• trigonal planar

• trigonal pyramidal

• trigonal bipyramidal

• tetrahedral

What is molecular shape for this shape?

• Tetrahedral

• Trigonal planar

• Trigonal bipyramidal

• Trigonal pyramidal

Which one of these structural formula is non polar molecule?

• 
• 
• 
• 

Consider the molecule below.  Determine the molecular geometry at each of the 2 labeled carbons.

• C1 = tetrahedral, C2 = linear
• C1 = trigonal planar, C2 = bent
• C1 = bent, C2 = trigonal planar
• C1 = trigonal planar, C2 = tetrahedral

Which of the following is the chemical formula of the compound formed between X and Y?

• XY

• XY₂

• XY₆

• X₂Y

How many pi bonds are there in a single bond? 

• 0
• 1
• 2
• 3

How many domains does NH₃ possess?

• 3 bonding 1 non

• 4 bonding 0 non

• 3 bonding 0 non

• 2 bonding 2 non

What explains the very high melting and boiling point of water

• Strong dipole-dipole bonds between water molecules
• Strong hydrogen bonds between water molecules
• Dispersion forces which are present in all molecules
• Asymmetrical shape of the polar bonds.

Tags

NGSS.MS-PS1-4