Unit 3 Electrons

Front

What is the electron configuration for Carbon?

Back

1s²2s²2p²

Front

Which statement about electron behavior is true?

Back

Electrons need to absorb energy to move to an energy level away from the nucleus.

Front

What is ionization energy?

Back

The energy required to remove one electron from a neutral atom of an element.

Front

How many energy levels are present in the electron configuration 1s²2s²2p 3s²3p³?

Back

3

Front

Which element has the lowest ionization energy: Cs, Li, or Br?

Back

Cs

Front

What is the maximum number of electrons in the first energy level?

Back

2

Front

Define electronegativity.

Back

The tendency of an atom to attract electrons in a chemical bond.

Front

What happens when an electron moves from an excited state to a ground state?

Back

Light can be emitted.

Front

What is the relationship between energy levels and distance from the nucleus?

Back

Electrons further from the nucleus have more energy.

Front

What is the electron configuration for Silicon?

Back

1s²2s²2p⁶3s²3p²