Chemistry of Bio, Water, & Acids/Bases

Front

Why are both ionic and covalent bonds important?

Back

They are crucial for the world around us.

Front

As you add drops of water to the surface of a coin, each drop sticks to the other water droplet because of ________________, and sticks to the penny because of ______________.

Back

Cohesion, adhesion.

Front

What tastes sour?

Back

Acids.

Front

What term refers to the fact that water has a partial negative and positive charge on one molecule?

Back

Polarity.

Front

What are the basic building blocks for all matter?

Back

Atoms.

Front

What type of bond involves the sharing of electron pairs between atoms?

Back

Covalent bond.

Front

What type of bond involves the transfer of electrons from one atom to another?

Back

Ionic bond.

Front

What property of water allows it to dissolve many substances?

Back

Polarity.

Front

What is the pH range of acids?

Back

Below 7.

Front

What is the pH range of bases?

Back

Above 7.