Soil Chem SM2 Final Review

What happens to the electrons in an ionic bond?

• They are shared between atoms

• They are transferred between atoms

• They don't move

• They jump to a higher energy level

What happens to the electrons in a covalent bond?

• They are shared between atoms

• They are transferred between atoms

• They don't move

• They jump to a higher energy level

Would a pH of 7 be acidic, basic, or neutral?

• Acidic

• Basic

• Neutral

Would a pH of 3 be acidic, basic, or neutral?

• Acidic

• Basic

• Neutral

Electrons have what kind of charge?

• Positive

• Negative

• Neutral

When an electron is added to or removed from an atom, the atom becomes a(n) _______.

• Ion

• Bond

• Nothing, it stays the same

• Proton

Atoms are most stable when their outer shell is complete.

• True

• False

What is the name of the compound NO?

• nitrogen dioxide

• nitrogen monoxide

• dinitrogen trioxide

How many basic soil textural classes are there?

• 5

• 12

• 7

• 9

All of the following are soil parent material except:

• Igneous Rock

• Metamorphic Rock

• Sedimentary Rock

• Ignitic Rock