Chemistry

Question 1

Chemical Bonding

Answer 1

Atoms bond for chemical stability

Stored energy

Question 2

Groups 1+ 2

Answer 2

Give up the e- they contain
Move to a full energy level
Become a +ion

Question 3

Groups 6 + 7

Answer 3

Gain one/ two e-
Become a -ion
Group 6: alright with sharing
Group 7: will destroy anything to become stable

Question 4

Groups 3,4,5

Answer 4

Gain/ share until they have full valences

Question 5

Covalent Bonds

Answer 5

Shared e-
Links atoms together
If the atoms part, one gets to keep the e-

Question 6

Ionic Bonds

Answer 6

Stolen e-
One gives, another takes
Opposites attract ( they bond)

Question 7

Exothermic

Answer 7

Energy leaves the reaction

Question 8

Endothermic

Answer 8

Absorb energy

Question 9

Free Radical

Answer 9

Groups of atoms with unpaired electrons

Tend to bond to other molecules, causing them to break apart

Question 10

Catalysts

Answer 10

Changes the rate of reaction without being a part of said reaction

Question 11

Inhibitors

Answer 11

Slows a reaction or stops it entirely

Question 12

Enzyme

Answer 12

Protein or RNA that act as catalysts in biochemical reactions

Question 13

Substrate

Answer 13

Reactant in a reaction that is catalyzed