Chemical Bonding/Naming

Front

What is an ionic bond?

Back

An ionic bond is a type of chemical bond that occurs when one atom transfers electrons to another atom, resulting in the formation of charged ions that attract each other.

Front

How many electrons does calcium lose to form a cation?

Back

Calcium loses 2 electrons to form a cation with a +2 charge.

Front

What is the formula for magnesium fluoride?

Back

The formula for magnesium fluoride is MgF₂.

Front

What is the charge of a fluoride ion?

Back

The charge of a fluoride ion is -1.

Front

What is the name of the compound with the formula Cu₃N₂?

Back

The name of the compound Cu₃N₂ is copper (II) nitride.

Front

How do you determine the ratio of ions in an ionic compound?

Back

The ratio of ions in an ionic compound is determined by balancing the total positive and negative charges.

Front

What is the Lewis structure for magnesium fluoride (MgF₂)?

Back

The Lewis structure for magnesium fluoride shows magnesium with no dots (indicating it has lost its 2 valence electrons) and two fluorine atoms each with 7 dots (indicating they have gained 1 electron each).

Front

What is the difference between ionic and covalent bonds?

Back

Ionic bonds involve the transfer of electrons and the formation of ions, while covalent bonds involve the sharing of electrons between atoms.

Front

What is the structure of ammonia (NH₃)?

Back

The structure of ammonia is a trigonal pyramidal shape with nitrogen at the center and three hydrogen atoms bonded to it.

Front

What is the significance of the subscripts in a chemical formula?

Back

The subscripts in a chemical formula indicate the number of atoms of each element in the compound.