Chem Final Review

Front

What is the charge on a lithium atom that loses 1 electron?

Back

+1

Front

How many neutrons does the isotope of titanium (Ti-48) have?

Back

26

Front

How many neutrons does C-14 contain?

Back

8

Front

What type of atoms make a covalent bond?

Back

Only Nonmetals

Front

What is the classification of Gold (Au)?

Back

Transition Metal

Front

What is the atomic number of Lithium (Li)?

Back

3

Front

What is the difference between an ionic bond and a covalent bond?

Back

Ionic bonds involve transfer of electrons; covalent bonds involve sharing of electrons.

Front

What is the mass number of an atom?

Back

The total number of protons and neutrons in the nucleus.

Front

What is the role of neutrons in an atom?

Back

Neutrons stabilize the nucleus and contribute to the mass.

Front

What are valence electrons?

Back

Electrons in the outermost shell that determine chemical reactivity.