Final Exam Review

Front

How many valence electrons does Bromine (Br) have?

Back

7

Front

What does the top number in isotope notation represent?

Back

The mass number

Front

What is the atomic number?

Back

The number of protons in the nucleus, which determines the element's name.

Front

How many neutrons does this isotope of titanium have if its mass number is 48 and atomic number is 22?

Back

26

Front

What is defined as the distance between any two consecutive identical points on a waveform?

Back

Wavelength (λ)

Front

What is an isotope?

Back

Atoms of the same element with different numbers of neutrons.

Front

What is the charge of a proton?

Back

Positive (+1)

Front

What is the charge of a neutron?

Back

Neutral (0)

Front

What is the charge of an electron?

Back

Negative (-1)

Front

What is the relationship between frequency and wavelength in a wave?

Back

Frequency is inversely proportional to wavelength.