Chapter 4: Electrons in Atoms Review

Front

What is the lowest allowable energy state of an atom?

Back

Ground state

Front

What did de Broglie propose to account for the fixed energy levels in Bohr's model of the atom?

Back

All matter has an associated wavelength.

Front

How many half-filled orbitals are in a bromine atom?

Back

1.0

Front

What is the maximum number of f orbitals in any single energy level in an atom?

Back

7.0

Front

Identify the Electron Configuration for Aluminum (Al).

Back

1s² 2s² 2p⁶ 3s² 3p¹

Front

What is the principle behind the photoelectric effect?

Back

Light can eject electrons from a material when it has sufficient energy.

Front

Define an orbital in the context of atomic structure.

Back

An orbital is a region in an atom where there is a high probability of finding electrons.

Front

What is the shape of s orbitals?

Back

S orbitals are spherical.

Front

How many electrons can occupy a single p orbital?

Back

A single p orbital can hold a maximum of 2 electrons.

Front

What is the significance of the quantum number n?

Back

The quantum number n indicates the energy level and size of the orbital.