WorksheetsMOLECULAR GEOMETRY
Total questions: 15
Worksheet time: 10mins
It is the 3D structure of a molecule.
Things
Lone pairs
Molecular geometry
States that electron pairs repel each other whether or not they are in bond pairs or lone pairs.
VSEPR Theory
Quantum Theory
Electron-group Theory
Electron-group geometry depends on the number of electron groups and lone pairs.
TRUE
FALSE
Atoms and lone pairs prefer to be as near from each other as possible.
TRUE
FALSE
I. Count the number of electron groups and identify them as bond pairs of electro groups or lone pair of electrons.
II. Identify the molecular geometry based from the position of the atoms.
III. Arrange the atoms to minimize repulsion.
IV. Draw the Lewis Electron Dot Structure.
What is the correct order of steps in determining the shape of a molecule?
VI, II, III, I
II, I, IV, III
IV, I, III, II
If the molecule has electron groups and no lone pairs, its molecular geometry and electron-group geometry is the same.
TRUE
FALSE
Which of the following is the Lewis Dot Structure of methane (CH4)?
Which of the following is the correct arrangement of the atoms of the methane (CH4) molecule?
What is the molecular geometry of methane (CH4)?
(a)
The electron-group geometry of a molecule that has a pattern of AB6 is called?
Trigonal-planar
Polyhedral
Octahedral
How many lone pairs does ozone (O3) have?
None
1
2
How many bonding regions are there in dinitrogen (N2)?
None
4
1
What is the molecular geometry and electron-group geometry of carbonate tetrachloride (CCl4)?
MG = Tetrahedral
EGG = Tetrahedral
MG = Trigonal planar
EGG = Tetrahedral
MG = Trigonal bipyramidal
EGG = Seesaw
What is the molecular geometry and electron group geometry of water (H2O)?
MG = Bent
EGG = Bent
MG = Tetrahedral
EGG = Tetrahedral
MG = Bent
EGG = Tetrahedral
BONUS QUESTION:
In the mission story, what type of stones are you searching?
(a)
