Fall Final Exam 2024

Front

What Period is Magnesium in?

Back

3

Front

Vertical (up and down) columns in the periodic table are called _________ of elements and have similar properties.

Back

groups

Front

What Group is Magnesium in?

Back

2

Front

KNO₃: How many nitrogen (N) atoms?

Back

1

Front

The atomic number of Mercury is

Back

80

Front

What is the definition of an element?

Back

A substance that cannot be broken down into simpler substances by chemical means.

Front

What is the periodic table?

Back

A tabular arrangement of chemical elements, organized by their atomic number, electron configuration, and recurring chemical properties.

Front

What is an atomic number?

Back

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

Front

What are groups in the periodic table?

Back

Columns of elements that share similar chemical properties.

Front

What are periods in the periodic table?

Back

Rows of elements that have the same number of electron shells.