Exam 5: Chemical Bonding and Nomenclature

What is the most likely formula of the neutral, ionic compound formed by magnesium and oxygen?

What is the chemical name of the compound whose formula is K₂O?

Which of the following formulas does not include a parenthesis?

Hydrogen may have a +1 or -1 charge.

Draw the dot structures for the atomic or molecular species shown. Be sure to include all relevant resonance structures. -NO₃-

Which of the following anions has the largest number of oxygen atoms per formula unit?

If the electronegativity difference between the two atoms that make up a bond is 2.1, then the bond is considered polar covalent.

The ion P3- is named phosphate.

The expected formula between calcium and iodine is ________.

Fluorine is the most electronegative element in the periodic table.

If the electrons are shared equally between the two atoms, the bond is called ________.

Hydrogen cyanide may also be called hydrocyanic acid when in aqueous solution.

The negatively charged species is written first when writing a formula.

The number of valence electrons in nitrogen is ________.

Sulfur in hydrogen sulfide has two bonds and one non-bonded pair of electrons.

Oxygen in water has two bonds and one non-bonded pair of electrons.

Draw the dot structures for the atomic or molecular species shown. Be sure to include all relevant resonance structures. -BF₃

Which of the following does not have at least one multiple covalent bond?

The expected formula between aluminum and oxygen is ________.

Which of the following anions has 2 oxygen atoms and a net charge of -1?