Chemistry

____ Was the Father of Modern atomic theory

____ used the cathode ray to discover the electron.

Electronegativity increases as you go to the___ and___ t periodic table.

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

Ionization energy increases as you go__ and __the periodic table.

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

Atomic Radii increases as you go to the ___ and ___ the periodic table.

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

___ ions tend to be larger than ___ ions.

Tags

NGSS.HS-PS1-1

An atom is considered ___ because the number of electrons equals the number of ___.

Tags

NGSS.MS-PS1-1

Atoms that gain or lose electrons are called __.

Cations lose electrons (e-)

• and have a positive charge

• and have a negtave charge

Anions gain electrons (e-)

• and have a positive charge

• and have a negative charge