There are three elements E, F, G with atomic numbers 19, 8 and 17 respectively. Give the molecular formula of the compound formed between E and G and state the type of chemical bond in this compound.

A chemical term for: A bond formed by a shared pair of electrons with both electrons coming from the same atom.

State which is not a typical property of an ionic compound?

1. High melting point.
2. Conducts electricity in molten and in the aqueous solution state.
3. Are insoluble in water.
4. Exist as oppositely charged ions even in the solid state.

Compare carbon tetrachloride and sodium chloride with regard to solubility in water and electrical conductivity.