Periodic Table Review

Front

What is electronegativity?

Back

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

Front

Which element has the lowest electronegativity?

Back

Lithium has the lowest electronegativity among the given options.

Front

How many valence electrons does Carbon have?

Back

Carbon has 4 valence electrons.

Front

What are valence electrons?

Back

Valence electrons are the electrons in the outermost shell of an atom that are involved in forming bonds.

Front

How many valence electrons do Halogens have?

Back

Halogens have 7 valence electrons.

Front

What are transition metals?

Back

Transition metals are elements that have partially filled d orbitals and are found in the d-block of the periodic table.

Front

Which of the following is a transition metal?

Back

Chromium (Cr) is a transition metal.

Front

What is atomic radius?

Back

Atomic radius is the distance from the nucleus of an atom to the outermost shell of electrons.

Front

Order the following elements by decreasing atomic radius: Magnesium, Aluminum, Phosphorus, Chlorine.

Back

The order is Magnesium, Aluminum, Phosphorus, Chlorine.

Front

What is the trend of atomic radius in the periodic table?

Back

Atomic radius increases down a group and decreases across a period from left to right.