Final Review #4

Front

What is the atomic structure of an iron atom?

Back

An iron atom contains 26 protons, 30 neutrons, and 26 electrons.

Front

What does it mean for light to have both wave and particle characteristics?

Back

Light behaves like a particle at times and like a wave at other times, demonstrating wave-particle duality.

Front

What is the significance of the atomic nucleus in terms of atomic volume?

Back

Almost all the volume of an atom consists of empty space, with the nucleus occupying a small portion.

Front

Which element has 4 electrons in its outermost orbital?

Back

Silicon (Si) has 4 electrons in its outermost orbital.

Front

Which element has the same number of electrons available for bonding as magnesium?

Back

Calcium has the same number of electrons available for bonding as magnesium.

Front

What is the relationship between the speed of light, frequency, and wavelength?

Back

The speed of light is equal to its frequency multiplied by its wavelength.

Front

What is a proton?

Back

A proton is a positively charged particle found in the nucleus of an atom.

Front

What is a neutron?

Back

A neutron is a neutral particle found in the nucleus of an atom.

Front

What is an electron?

Back

An electron is a negatively charged particle that orbits the nucleus of an atom.

Front

What is the significance of the number of protons in an atom?

Back

The number of protons determines the atomic number and identity of the element.