Atomic Structure & Periodic Table

Front

What is the atomic mass of Arsenic?

Back

75

Front

What are the subatomic particles found on the outermost shell responsible for the atom's reactivity?

Back

Valence electrons

Front

What determines an element's identity?

Back

The number of protons.

Front

What is the arrangement of elements organized by atomic number called?

Back

Periodic Table

Front

What are the subatomic particles with a negative charge?

Back

Electrons

Front

What is the center of an atom called?

Back

Nucleus

Front

What are the positively charged subatomic particles in an atom?

Back

Protons

Front

What is the neutral subatomic particle found in the nucleus?

Back

Neutrons

Front

What is the term for the number of protons in the nucleus of an atom?

Back

Atomic number

Front

What do you call the horizontal rows in the Periodic Table?

Back

Periods