What is the functional group in the following compound?

When the nitrogen atom in an organic compound has four covalent bonds, it is called a

Which organic functional group is important for its basic properties?

The common name of this compound is ________.

Amines are classified by the number of

The compound is classified as a ________.

Physiologically active nitrogen-containing compounds produced by plants are called ________.

4.1 Describe what you will see the moment sulphur reacts with oxygen?  (2)  

4.5 Give TWO examples of reactions between a non-metal with oxygen that will not form a non-metal oxide.   (2)

1.3 Which of the following compounds represents a calcium bromide molecule? (2)