Basic chemistry

Front

Subatomic particle that gives an atom a positive charge?

Back

Proton

Front

Region of an atom with a negative charge?

Back

The electron cloud

Front

Smallest building block of elements in the universe?

Back

An atom

Front

Carbon atom: 6 protons, 7 neutrons. Neutral atom has how many electrons?

Back

6

Front

Number of protons in an atom's nucleus?

Back

Atomic number

Front

An atom of oxygen has 8 protons, 8 neutrons, & 8 electrons. An unidentified atom has 9 protons. What must be true about it?

Back

It cannot be an atom of oxygen.

Front

Iodine has 7 valence electrons. What will it do to be stable?

Back

Gain 1 electron

Front

Neon has 8 valence electrons. What will it do to be stable?

Back

Neither gain nor lose any valence electrons

Front

Type of bond formed by shared electrons?

Back

Covalent

Front

Ionic and covalent bonds similarities?

Back

They both fill outer electron shells.