Physical Science Atoms & Bonding Review

The atomic number is the number of

If atoms of a halogen nonmetal (Group 17) gain one electron, the atoms then have

What is the greatest number of valence electrons an atom can have?

Ionic compounds are electrically

Magnesium bromide is an ionic compound with the chemical formula MgBr₂. What does the “2” tell you?

Which of the terms means that metals can be rolled into thin sheets, as in aluminum foil, or beaten into complex shapes?

A chemical bond formed when two atoms share electrons is called a(n)

Which of the following is a characteristic property of ionic compounds?

When an atom loses an electron, it becomes a

Electrons involved in bonding between atoms are

Water is polar and oil is nonpolar. What happens when the two liquids are poured into the same container?

In Rutherford’s gold foil exp., most positively charged particles passed through the foil, but a few were deflected

What is a double bond?

Which is a property shared by most molecular compounds?

What is the chemical name for the compound with the formula Na₂S?

Which of the following best describes a metal crystal?

Which of the following terms means that metals can be pulled into thin strands or wires?

Molecular compounds do not conduct electricity because they

A row across the periodic table is called a

The smallest particle of an element is called a(n)

Which of the following statements is NOT a part of John Dalton’s atomic theory?

Each family in the periodic table has its own characteristic properties based on the number of

Which particles in an atom are in the nucleus?

An ionic bond is the attraction between

The simplest pure substances that cannot be broken down into any other substances are called

A covalent bond in which electrons are shared unequally is

Ions that are made of more than one atom are examples of

Molecules that contain two polar bonds are

In the chemical formula for an ionic compound, which item is written first?

In what form can an ionic compound conduct electricity?