Chemistry: Periodic Trends

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 a higher electronegativity: Carbon (C) or Arsenic (As)?

Back

Carbon (C) has a higher electronegativity than Arsenic (As).

Front

What is the trend of electronegativity across a period in the periodic table?

Back

Electronegativity increases from left to right across a period.

Front

What is the trend of electronegativity down a group in the periodic table?

Back

Electronegativity decreases from top to bottom within a group.

Front

Which element has a lower ionization energy: Scandium (Sc) or Calcium (Ca)?

Back

Calcium (Ca) has a lower ionization energy than Scandium (Sc).

Front

What is ionization energy?

Back

Ionization energy is the energy required to remove an electron from an atom in its gaseous state.

Front

Which has a greater electronegativity: Nitrogen (N) or Carbon (C)?

Back

Nitrogen (N) has a greater electronegativity than Carbon (C).

Front

What group of elements is known as the Alkaline Earth Metals?

Back

The Alkaline Earth Metals are found in Group 2A of the periodic table.

Front

What is the general trend of ionization energy across a period?

Back

Ionization energy generally increases from left to right across a period.

Front

What is the general trend of ionization energy down a group?

Back

Ionization energy generally decreases from top to bottom within a group.