Alkanes

Question 1

Sigma Bonds

Answer 1

when the electron orbitals overlap directly between the two atomic nuclei

Question 2

Alkane general formula

Answer 2

CnH2n+2

Question 3

What are the bonds found in alkanes known as

Answer 3

Sigma Bonds

Question 4

Draw out and name the molecular formula for C9 H20

Answer 4

Nonane

Question 5

Electron Pair Repulsion Theory

Answer 5

Regions of negative charges in an atom will repel to be as far apart from each other in a sphere

Question 6

How many regions of negative charge are around each carbon atom in an alkane

Answer 6

4

Question 7

What do the 4 regions of negative charge around each atom in a alkane do and form

Answer 7

They repel and they form a tetrahedral arrangements of bonds with the angle between bonds at 109.5 degrees

Question 8

5 uses of alkanes

Answer 8

Petrol, Powering a car, Heating, Cooking, Lubricants, Heating, Production of polymers, Gasoline components (pentane and octane)