REVIEW Flashcard#3-4

Front

What is the atomic number of fluorine?

Back

9

Front

Which atom has 4 neutrons?

Back

Li-7

Front

What is the atomic number of nitrogen?

Back

7

Front

What are the three scales used to measure temperature?

Back

Celsius, Fahrenheit, and Kelvin

Front

What is the mass number of nitrogen?

Back

14

Front

Define atomic number.

Back

The number of protons in the nucleus of an atom, which determines the element's identity.

Front

What is a neutron?

Back

A subatomic particle found in the nucleus of an atom, with no electric charge.

Front

What is the difference between mass number and atomic number?

Back

Mass number is the total number of protons and neutrons in an atom's nucleus, while atomic number is the number of protons.

Front

What is the significance of the atomic number in the periodic table?

Back

It determines the position of an element in the periodic table and its chemical properties.

Front

What is the formula to calculate mass number?

Back

Mass Number = Number of Protons + Number of Neutrons.