Review for Fall Final Exam Chem I

Front

Define the term: isotope.

Back

Atoms with the same number of protons, different numbers of neutrons.

Front

Define the term 'pure science'.

Back

To understand our physical and natural world.

Front

Define the term 'independent variable'.

Back

Factor that is being changed.

Front

Identify the following elements/ions from their electron configurations: 1s² 2s² 2p⁶ for an element with a -3 charge.

Back

N⁻³

Front

A p sublevel can hold up to ____________ electrons.

Back

6

Front

Define the term: dependent variable.

Back

Factor that is being measured.

Front

What is the atomic number of an element?

Back

The number of protons in the nucleus of an atom.

Front

What is the significance of the periodic table?

Back

It organizes elements based on their properties and atomic structure.

Front

Define the term: compound.

Back

A substance formed when two or more elements chemically bond together.

Front

What is the difference between an element and a compound?

Back

An element is a pure substance made of one type of atom, while a compound is made of two or more different types of atoms.