MEDIUM
AS and A Level
IMPORTANT
Earn 100

Draw dot-and-cross diagram for phosphine, PH3 molecule and then predict the shape.

Important Questions on Chemical Bonding

EASY
AS and A Level
IMPORTANT
Chemistry for Cambridge International AS & A Level Coursebook with Digital Access (2 Years)>Chapter 4 - Chemical Bonding>Questions>Q 7
Draw dot-and-cross diagram for a molecule of selenium hexafluoride, SeF6. A single selenium atom has six electrons in its outer shell.
MEDIUM
AS and A Level
IMPORTANT
Chemistry for Cambridge International AS & A Level Coursebook with Digital Access (2 Years)>Chapter 4 - Chemical Bonding>Questions>Q 7
Predict the shape of selenium hexafluoride.
EASY
AS and A Level
IMPORTANT
Chemistry for Cambridge International AS & A Level Coursebook with Digital Access (2 Years)>Chapter 4 - Chemical Bonding>Questions>Q 7
Draw the shape of the phosphorus(V) chloride molecule that you drew as a dot-and-cross diagram for the covalently bonded molecule.Show only the outer electron shell.
EASY
AS and A Level
IMPORTANT
Chemistry for Cambridge International AS & A Level Coursebook with Digital Access (2 Years)>Chapter 4 - Chemical Bonding>Questions>Q 8
In trimethylamine, CH33N: three CH3 groups are attached to the nitrogen by C-N bonds. The repulsion of the CH3 groups is slightly greater than the repulsion of the H atoms in ammonia. Which one of these bond angles for the C-N-C bond in trimethylamine, is correct?
EASY
AS and A Level
IMPORTANT
Chemistry for Cambridge International AS & A Level Coursebook with Digital Access (2 Years)>Chapter 4 - Chemical Bonding>Questions>Q 10

Is the following molecule polar or non-polar? Give a reason for your answer. (Electronegativity values: F = 4.0, Cl = 3.0, Br= 2.8, S =2.5, C = 2.5, H=2.1) 
 

                               chlorine, Cl2 

EASY
AS and A Level
IMPORTANT
Chemistry for Cambridge International AS & A Level Coursebook with Digital Access (2 Years)>Chapter 4 - Chemical Bonding>Questions>Q 10

Is the following molecule polar or non-polar? Give a reason for your answer. (Electronegativity values: F = 4.0, Cl = 3.0, Br= 2.8, S =2.5, C = 2.5, H=2.1) 
 

                              hydrogen fluoride, HF 

EASY
AS and A Level
IMPORTANT
Chemistry for Cambridge International AS & A Level Coursebook with Digital Access (2 Years)>Chapter 4 - Chemical Bonding>Questions>Q 10

 Is the following molecule polar or non-polar? Give a reason for your answer. (Electronegativity values: F = 4.0, Cl = 3.0, Br= 2.8, S =2.5, C = 2.5, H=2.1) 
 

                              The V-shaped molecule, sulfur dichloride, SCI2

EASY
AS and A Level
IMPORTANT
Chemistry for Cambridge International AS & A Level Coursebook with Digital Access (2 Years)>Chapter 4 - Chemical Bonding>Questions>Q 10

Is the following molecule polar or non-polar? Give a reason for your answer. (Electronegativity values: F = 4.0, Cl = 3.0, Br= 2.8, S =2.5, C = 2.5, H=2.1) 
 

                   The tetrahedral molecule, chloromethane, CH3Cl