The diagram below shows a chemical reaction where blue spheres represent nitrogen atoms and yellow spheres represent fluorine atoms. Provide the molecular formula for the reactants and products, assuming all molecules are in the gaseous state.

Draw the structure that represents the three-dimensional shape of silicon tetrachloride, SiCl₄.

Identify the molecular formula of the compound given the model below:

.

Legend:

N → blue

O → red

C → grey

H → white