12 Week Key Terms Reteach Tutorial

Front

What is a covalent bond?

Back

A covalent bond is the sharing of electron pairs between atoms.

Front

Why is hydrogen placed in Group 1 of the periodic table?

Back

Hydrogen is placed in Group 1 because it has one electron in its outer shell.

Front

What does the atomic number of an element represent?

Back

The atomic number represents the number of protons in an atom.

Front

Which element is a transition metal?

Back

Iron is a transition metal.

Front

Why are noble gases generally unreactive?

Back

Noble gases are generally unreactive because they have a full outer electron shell.

Front

What is the definition of an ion?

Back

An ion is an atom or molecule that has a net electrical charge due to the loss or gain of one or more electrons.

Front

What is electronegativity?

Back

Electronegativity is a measure of the tendency of an atom to attract a bonding pair of electrons.

Front

What is the difference between ionic and covalent bonds?

Back

Ionic bonds involve the transfer of electrons, while covalent bonds involve the sharing of electrons.

Front

What are the main characteristics of metals?

Back

Metals are typically shiny, good conductors of heat and electricity, malleable, and ductile.

Front

What is the significance of the periodic table?

Back

The periodic table organizes elements based on their atomic number, electron configuration, and recurring chemical properties.