Chemistry Final Review

Front

When becoming an ion, an element with 6 valence (outer) electrons would have a charge of...

Back

2-

Front

In an _____________ reaction, the reactants will have more energy than the products.

Back

exothermic

Front

The rings around the nucleus of an atom are called...

Back

energy levels

Front

What bond shares electrons?

Back

covalent

Front

Which is Not a physical property?

Back

reactivity

Front

What is the definition of 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 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 an exothermic reaction?

Back

An exothermic reaction is a chemical reaction that releases energy in the form of heat or light.

Front

What is the definition of energy levels in an atom?

Back

Energy levels are the fixed distances from the nucleus of an atom where electrons may be found.

Front

What is a physical property?

Back

A physical property is a characteristic of a substance that can be observed or measured without changing its identity.