Naming Compounds Writing Formulas

Front

What is the formula for pyrophosphic acid?

Back

H₄P₂O₇

Front

What is the chemical formula for phosphorus trichloride?

Back

PCl₃

Front

What is the chemical formula of dinitrogen tetroxide?

Back

N₂O₄

Front

What is the name of the compound Zn₃(PO₄)₂?

Back

zinc phosphate

Front

What is the chemical formula for the ionic compound of potassium and oxygen?

Back

K₂O

Front

Define a chemical formula.

Back

A chemical formula is a way of expressing the composition of a compound using symbols for the elements and numerical subscripts to indicate the number of atoms of each element.

Front

What is the difference between ionic and covalent compounds?

Back

Ionic compounds are formed by the transfer of electrons between atoms, resulting in charged ions, while covalent compounds are formed by the sharing of electrons between atoms.

Front

What is the significance of subscripts in a chemical formula?

Back

Subscripts indicate the number of atoms of each element in a compound. For example, in H₂O, the subscript '2' indicates there are two hydrogen atoms.

Front

What is the naming convention for binary ionic compounds?

Back

Binary ionic compounds are named by stating the name of the cation (positive ion) first, followed by the name of the anion (negative ion), with the anion's name ending in '-ide'.

Front

How do you determine the formula for a compound formed from a metal and a non-metal?

Back

To determine the formula, balance the charges of the metal cation and the non-metal anion to ensure the overall charge is neutral.