Periodic Trends

Front

As you move across the periodic table, from left to right, ionization energy is _____________.

Back

increasing

Front

An element has similar chemical properties as oxygen and selenium. It has an atomic number greater than krypton but less than iodine. Identify the element.

Back

tellurium

Front

The atom with the largest atomic radius in Group 18 is....

Back

Rn (Radon)

Front

As atoms in Group 15 are considered in order from top to bottom, the electronegativity of each successive element _____________.

Back

decreases

Front

Which atom has the largest radius?

Back

Mg (Magnesium)

Front

Define ionization energy.

Back

The energy required to remove an electron from an atom in its gaseous state.

Front

What is the trend of atomic radius as you move down a group in the periodic table?

Back

The atomic radius increases.

Front

What is electronegativity?

Back

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

Front

What happens to electronegativity as you move across a period from left to right?

Back

Electronegativity increases.

Front

What is the trend of ionization energy as you move down a group in the periodic table?

Back

Ionization energy decreases.