Chemistry Fall Semester Review

Front

What is a homogenous mixture?

Back

A homogenous mixture looks and feels the same throughout.

Front

What is a heterogenous mixture?

Back

A heterogenous mixture looks and feels different throughout.

Front

Is CO an ionic or covalent compound?

Back

CO is a covalent compound.

Front

Which color of the visible light spectrum has the shortest wavelength?

Back

Purple has the shortest wavelength (most energy) in the visible light spectrum.

Front

Which element is the most electronegative?

Back

Fluorine is the most electronegative element.

Front

How can you determine if something is an element?

Back

You can find it on the periodic table.

Front

What is the definition of an ionic bond?

Back

An ionic bond is a chemical bond formed between two ions with opposite charges.

Front

What is the definition of a covalent bond?

Back

A covalent bond is a chemical bond formed when two atoms share one or more pairs of electrons.

Front

What is the periodic table?

Back

The periodic table is a tabular arrangement of chemical elements, organized by their atomic number, electron configuration, and recurring chemical properties.

Front

What is electronegativity?

Back

Electronegativity is a measure of the tendency of an atom to attract a bonding pair of electrons.