Human Chemistry 2

Question 1

Define a Reactive Atom:

Answer 1

Atoms with unfilled or incomplete energy shells

Question 2

Define a Stable Atom:

Answer 2

Atoms with filled or complete outer energy shells

Question 3

Atoms with MORE Protons are what charge?

Answer 3

Net-Positive Charge

Question 4

Atoms with MORE Electrons are what charge

Answer 4

Net-Negative Charge

Question 5

When an Atom gains or loses an electron it becomes?

Answer 5

No longer neutral, it is now electrically charged

Question 6

Define ION:

Answer 6

A type of atom where the # of Protons does NOT equal the # of Electrons

Question 7

Define Cation:

Answer 7

Ion with a POSITIVE charge

Na +

Question 8

Define Anion:

Answer 8

Ion with a NEGATIVE charge

Na -

Question 9

Define Ionize:

Answer 9

To seperate into IONS

Nacl —> Na+ + Cl -

Question 10

Define Electrolytes:

Answer 10

Compounds thar ionize in water and form solutions thar can conduct electricity

Question 11

Why are Electrolytes important?

Answer 11

Essential for osmotic effects controlling water content in the body and electrical effects of nerves and muscles

Question 12

An inbalance of electrolytes results in?

Answer 12

Muscle cramps, brittle bones, coma, death

Question 13

Define Free Radicals:

Answer 13

Atoms w/ an ODD # of valance electrons

Question 14

How are Free Radical formed?

Answer 14

Normal metabolic reactions, radiation,Chemicals

Question 15

Why are Free radicals highly reactive and detriment?

Answer 15

They destroy cells and cause mutations in DNA