(Test Review 1) Vocabulary: Atoms/Periodic Table

Group 17 family name

• Noble Gases

• Alkali Metals

• Halogens

• Transition Metals

Valence electrons meaning

• electrons in outermost shell

• electrons in the nucleus

• electrons in the inner shell

• electrons that are lost during bonding

Location of the noble gases

• Far Right

• Far Left

• Middle of the Periodic Table

• Near the Bottom

Atomic number

• Tells us the protons and electrons in a neutral atom

• Indicates the mass of an atom

• Represents the number of neutrons in an atom

• Determines the chemical reactivity of an element

Maximum electrons in second shell

• 2 electrons

• 8 electrons

• 18 electrons

• 32 electrons

Metals location on periodic table

• Left and center

• Right side

• Top row

• Bottom row

Electron location

• levels (shells) around nucleus (Electron Cloud)

• fixed paths around the nucleus

• random positions within the atom

• in the nucleus itself

Maximum electrons in 3rd shell

• 8 electrons

• 18 electrons

• 32 electrons

• 2 electrons

Maximum electrons in first shell

• 2 electrons

• 8 electrons

• 4 electrons

• 1 electron

How to calculate Neutrons

• Mass number - Atomic number

• Mass number + Atomic number

• Mass number / Atomic number

• Mass number * Atomic number