Honors Chemistry Unit 2 Practice Test

Front

What is the electron configuration of Copper (Cu)?

Back

1s² 2s² 2p⁶ 3s² 3p⁶ 4s¹ 3d¹⁰

Front

Which element is a p block element?

Back

Argon (Ar)

Front

Balance the equation: 14_6C --> 0_-1e + ?

Back

14_7N

Front

What charge does sulfur have when it becomes an ion?

Back

-2

Front

What is an orbital diagram?

Back

An electron arrangement that uses arrows to represent electrons in orbitals.

Front

Define electron configuration.

Back

The distribution of electrons in an atom's orbitals.

Front

What is a Lewis dot structure?

Back

A diagram that shows the bonding between atoms and the lone pairs of electrons.

Front

What is the significance of the p block in the periodic table?

Back

It contains elements with valence electrons in the p orbital, including nonmetals and metalloids.

Front

What is the difference between a cation and an anion?

Back

A cation is a positively charged ion, while an anion is a negatively charged ion.

Front

What is the role of electrons in chemical bonding?

Back

Electrons are involved in forming bonds between atoms, either by sharing (covalent bonds) or transferring (ionic bonds).