Changes in matter that result in the formation of new or different substances...

• Chemical reactions

• Atomic radius

• Electronegativity

• Ionization energy

Tags

NGSS.HS-PS1-2

NGSS.HS-PS1-4

NGSS.HS-PS1-5

NGSS.HS-PS1-7

Chemical bonds between two atoms of the same non-metal are always...

• Nonpolar covalent bonds

• Polar covalent bonds

• Transferring ionic bonds

• Nonpolar ionic bonds

Tags

NGSS.HS-PS1-1

With electronegativity differences less than or equal to .40, the bond is...

• Nonpolar

• Polar

• 
• Transferring

Tags

NGSS.HS-PS1-1

Elements are essentially sharing electrons equally...

• Nonpolar

• Polar

• Transferring

• 

Chemical bonds can be covalent, polar covalent, or ionic depending atoms'...

• Electronegativity difference

• Radius difference

• Ionization difference

• Radiation difference

With more moderate electronegativity differences between .40 and 1.70, the bond is...

• Polar covalent

• Nonpolar covent

• Transferring ionic

• 

In the case of polar covalent, one atom has a greater attraction for electrons in the other atom, so the electrons are shared...

• Unequally

• Equally

The more electronegative atom pulls the shared electrons closer to itself and acquires a partial...

• Negative charge

• Positive charge

The electrons are pulled away from the less electronegative element, which becomes partially....

• Positive

• Negative

Tags

NGSS.HS-PS1-2

Ionic bond...

• Metal and nonmetal

• 2 nonmetals

Tags

NGSS.MS-PS1-5