BONUS: First Semester Test

Front

In ionic bonding, valence electrons are _______.

Back

transferred

Front

How many neutrons does this bromine atom have?

Back

45

Front

This is a correct dot diagram for neon (Ne) - true or false?

Back

false

Front

What is the amount of energy required to remove an electron from an atom?

Back

ionization energy

Front

Hydrogen needs _____ electrons in its valence shell to be stable.

Back

2

Front

What is an ion?

Back

An ion is an atom or molecule that has a net electrical charge due to the loss or gain of one or more electrons.

Front

What is the atomic number of an element?

Back

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

Front

What is 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 difference between an anion and a cation?

Back

An anion is a negatively charged ion, while a cation is a positively charged ion.

Front

What is the octet rule?

Back

The octet rule states that atoms tend to gain, lose, or share electrons to achieve a full outer shell of eight electrons.