General Chemistry review for Final

Front

What is the charge and mass of the nucleus of an atom?

Back

The nucleus of an atom is positively charged and has a high mass.

Front

Why are pure forms of alkali metals stored in oil?

Back

They are stored in oil to prevent reactions with oxygen and water in the air.

Front

Identify an example of an ionic compound.

Back

Lithium oxide is an example of an ionic compound.

Front

What is the overall charge of a neutral atom?

Back

The overall charge of a neutral atom is neutral.

Front

What are valence electrons?

Back

Valence electrons are electrons that are farthest away from the nucleus.

Front

What is the primary characteristic of alkali metals?

Back

Alkali metals are highly reactive and have one electron in their outermost shell.

Front

What is the difference between ionic and covalent bonds?

Back

Ionic bonds involve the transfer of electrons, while covalent bonds involve the sharing of electrons.

Front

What is the significance of the periodic table?

Back

The periodic table organizes elements based on their atomic number and properties, helping predict their behavior.

Front

What are the main components of an atom?

Back

The main components of an atom are protons, neutrons, and electrons.

Front

What is the role of electrons in chemical bonding?

Back

Electrons are involved in forming bonds between atoms, determining the molecule's structure and properties.