Enter Title

Acids and Bases

100

Acids produce _______ ions in water

H+ (H3O+)

200

Bases are proton ________ 

Acceptors

300

The conjugate base for H2SO4 is 

HSO4-

400

The conjugate base for CH3NH3+ is 

CH3NH2

500

Strong acids ________ in water

Completely ionize/dissociate into H+ and A-

pH and pOH

100

pH is defined as -log __________ 

concentration of H+ ions

200

pOH is defined as -log __________ 

concentration of OH- ions

300

pH + pOH = _______

14

400

If you have pH, how do you find concentration of H+ ions? 

10^-pH

500

[OH-]*[H3O+] = _______

1.0 x 10^-14

Redox

100

Reduction is defined as _______ electrons

gaining

200

Oxidation is defined as _______ electrons

losing

300

The oxidation state of oxygen in O2 is _________

0

400

The oxidation state of oxygen in Na2O is _______

-2

500

The oxidation state of nitrogen in NF3 is ________

+3

Redox Cont.

100

The oxidation state of Na in NaCl is _________

+1

200

The first step in balancing redox reactions is to ___________

separate out the equation into half reactions

300

If you are balancing a half reaction and the right side has oxygens but the left side does not, you add _________ to the left side

H2O

400

When balancing redox reactions with half reactions, you can change coefficients so that the number of _______ on both sides is the same when you add together

electrons

500

When balancing redox reactions with half reactions, you check at the end that the ________ are the same

overall charge and number of each element