Review of 2nd Quarter PS 2024 Part 3

Front

What is the chemical formula for dinitrogen heptachloride?

Back

N₂Cl₇

Front

Name CCl₄.

Back

Carbon tetrachloride

Front

What is the chemical formula for carbon monoxide?

Back

CO

Front

Finish the equation: 181₇₃Ta --> ____ + 181₇₄W.

Back

⁰₋₁e

Front

What is the formula for diphosphorus pentoxide?

Back

P₂O₅

Front

Define a chemical formula.

Back

A representation of a substance using symbols for its constituent elements and numbers to indicate the ratio of atoms.

Front

What does the prefix 'di-' in chemical nomenclature indicate?

Back

It indicates that there are two atoms of the element in the compound.

Front

What does the prefix 'penta-' in chemical nomenclature indicate?

Back

It indicates that there are five atoms of the element in the compound.

Front

What is the significance of subscripts in a chemical formula?

Back

Subscripts indicate the number of atoms of each element in a molecule.

Front

What is the difference between CO and CO₂?

Back

CO is carbon monoxide (one oxygen atom), while CO₂ is carbon dioxide (two oxygen atoms).