Naming Ionic and Covalent Compounds

Front

Dinitrogen trioxide

Back

What is the name of N₂O₃?

Answer explanation

N2O3 is named dinitrogen trioxide because it contains two nitrogen (N) atoms and three oxygen (O) atoms. The prefix 'di-' indicates two, and 'tri-' indicates three, making 'dinitrogen trioxide' the correct name.

Front

S₄O₅

Back

What is the chemical formula for Tetrasulfur pentoxide?

Answer explanation

Tetrasulfur pentoxide consists of 4 sulfur (S) atoms and 5 oxygen (O) atoms, leading to the chemical formula S4O5. This matches the correct answer choice, S4O5.

Front

Tricarbon octachloride

Back

What is the name of C₃Cl₈?

Answer explanation

C3Cl8 indicates three carbon atoms and eight chlorine atoms. The correct IUPAC name is Tricarbon octachloride, reflecting the number of carbon atoms (tri-) and the eight chlorine atoms (octa-).

Front

NI₃

Back

What is the chemical formula for Nitrogen triiodide?

Answer explanation

The chemical formula for Nitrogen triiodide is NI3, indicating one nitrogen atom and three iodine atoms. The other options do not correctly represent this compound.

Front

none of the above

Back

What is the name of Br₆F₁₀?

Answer explanation

The correct name for Br6F10 is not listed among the options. It is actually called hexabromine decafluoride, which is why 'none of the above' is the correct answer.

Front

Carbon monoxide

Back

What is the name of CO?

Answer explanation

CO is the chemical formula for carbon monoxide, which is a colorless, odorless gas. The other options refer to different compounds: carbon dioxide (CO2) and carbon II oxide is another name for carbon monoxide.

Front

FS₃

Back

What is the chemical formula for Fluorine trisulfide?

Answer explanation

Fluorine trisulfide consists of one fluorine atom and three sulfur atoms. The correct chemical formula is FS₃, indicating one fluorine bonded to three sulfurs, making it the right choice among the options.

Front

P₂O₅

Back

diphosphorus pentoxide

Answer explanation

Diphosphorus pentoxide is a chemical compound consisting of two phosphorus (P) atoms and five oxygen (O) atoms, represented as P2O5. This matches the correct choice, P2O5, while the other options do not accurately reflect this composition.

Front

sharing

Back

A covalent bond results from _________ valence electrons.

Answer explanation

A covalent bond results from sharing valence electrons between atoms. This sharing allows each atom to achieve a more stable electron configuration, which is essential for bond formation.

Front

nitrogen dioxide

Back

A compound that contains one nitrogen atom and two oxygen atoms is named

Answer explanation

The compound with one nitrogen and two oxygen atoms is named nitrogen dioxide (NO2). The other options do not correctly represent this composition, as nitrogen dioxide specifically indicates one nitrogen and two oxygens.