Types of Compounds

What elements generally make an ionic bond?

• metal and nonmetal
• 2 or more nonmetals
• metal
• none of the above

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

What elements generally make a covalent bond?

• metal and nonmetal
• 2 or more nonmetals
• metal
• none of the above

Tags

NGSS.HS-PS1-1

An ionic bond forms when 

• Valence electrons are shared
• a sea of mobile electrons surround the cations
• valence electrons are transferred between atoms
• none of the above

Tags

NGSS.HS-PS1-2

In chemical compounds, covalent bonds form when

• the electronegativity difference between two atoms is very large.
• electrons are completely transferred between two metals.
• pairs of electrons are shared between two nonmetal atoms.
• two nonmetal atoms are attracted to each other by opposite charges.

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

Predict the bond that will form between Se and Cl.

• Ionic
• Covalent

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

Predict the bond that will form between Sr and S.

• Ionic
• Covalent

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

Force that holds together atoms in a substance.

• compound
• ion
• chemical bond
• ionic bond

Tags

NGSS.HS-PS1-3

NGSS.HS-PS1-4

Which statement is true about compounds?

• a pure substance where two or more elements are chemically combined

• a homogenous mixture of 2 or more elements

• a pure substance containing only one type of atom

• a heterogeneous mixture of 2 or more elements chemically combined

Tags

NGSS.MS-PS1-1

When metals bond with non-metals they form what type of bonds

• covalent
• ionic
• cooperative
• lewis

These compounds always begin with hydrogen:

• Acids

• Ionic Compounds

• Molecular Compounds