A chemical compound has the following Lewis notation:

How many covalent bonds are there in the molecule?

Which chemical compound has the following Lewis notation : How many covalent bonds are there in the molecule ?

A chemical compound has the following Lewis notation: How many valence electrons does element Y have?

A chemical compound has the following Lewis notation: What is the valency of element Y?

A chemical compound has the following Lewis notation: What is the valency of element X?

Which chemical compound has the following Lewis notation : How many valence electrons does element Y have?

A Chemical compound has the following Lewis notation : What is the valency of element Y ?

A chemical compound has the following Lewis notation: Suggest a name for the elements X and Y.

Which chemical compound has the following Lewis notation : What is the valency of element X ?

Number of covalent bonds in ethane molecule

Number of covalent bonds in methane molecule