Radioactivity_atomic_notation

Atoms are made up of _______, neutrons and electrons.

Electrons have _______ charge

• Positive

• Negative

• Neutral

• Over

Neutrons have _________ charge

• Positive

• Neutral

• Negative

• Electric

Protons possess ________ charge

• Positive

• Neutral

• Negative

• Super

X is.......

• The chemical symbol

• The atomic number

• The atomic mass

• The mass number

Z is.......

• The chemical symbol

• The atomic number

• The atomic mass

• The mass number

A is.......

• The chemical symbol

• The atomic number

• The atomic mass

• The mass number

Z is.......

• The number of neutrons

• The number of protons

• The number of electrons

• A statistical measure

What is true about chemical X

• For symbol X, there can only be one value of Z

• For symbol X, there can only be one value of A

• A is always double Z

• A is always half Z

________ are atoms with the same atomic number but different numbers of neutrons.