Periodic Trends

Front

As you move across the periodic table, from left to right, the metallic character of the elements: increases, decreases, stays the same.

Back

decreases

Front

Which of the following has a larger radius than Zinc? Options: Gallium, Magnesium, Strontium, Aluminum

Back

Strontium

Front

Which has a lower ionization energy: Lithium or Potassium?

Back

Potassium

Front

Which atom has the most valence electrons? Options: Ca, C, Cl, Si

Back

Cl

Front

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

Back

increasing

Front

As you move across a period, do the atoms get smaller or larger?

Back

smaller

Front

How many valence electrons does a neutral atom of nitrogen have?

Back

5

Front

Which atom is more electronegative? Options: K, Rb, Cl, B

Back

Cl

Front

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

Back

decreases

Front

Why do atoms tend to get bigger as you move down the periodic table?

Back

They have more energy levels