light, electron configuration, and periodic trends

Front

What is the atomic radius?

Back

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

Front

Which atom has the largest atomic radius among potassium, rubidium, francium, and cesium?

Back

Francium has the largest atomic radius.

Front

How many electrons can the first energy level hold?

Back

The first energy level can hold a maximum of 2 electrons.

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 greater electronegativity: nitrogen (N) or carbon (C)?

Back

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

Front

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

Back

Electronegativity increases across a period from left to right.

Front

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

Back

Atomic radius increases down a group in the periodic table.

Front

Which element has the lowest electronegativity in Period 3: Na, Cl, Ar, or Mg?

Back

Sodium (Na) has the lowest electronegativity in Period 3.

Front

What is wave frequency?

Back

Wave frequency is the number of waves that pass a point in a certain amount of time.

Front

True or False: Wave frequency is the number of waves that pass a point in a certain amount of time.

Back

True.