CHEM 162, EXAM 1 CH. 14,15,16 QUESTIONS AND ANSWERS

CHEM 162, EXAM 1 CH. 14,15,16
QUESTIONS AND ANSWERS




Properties of acids - Correct Answers -pH<7, sour taste, litmus paper turns red,
encourages oxidation of metals, don't smell

Properties of bases - Correct Answers -bitter taste, feel slippery, turn red litmus paper
blue, ph > 7

Strong Bases - Correct Answers -LiOH, NaOH, KOH, RbOH, CsOH, Ca(OH)2, Sr(OH)2,
Ba(OH)2

ph of a strong acid equation - Correct Answers --log(molarity)

ph of a strong base equation - Correct Answers -14 - (-log(molarity))

Acids - Correct Answers -releases H+ gas

Strong acids - Correct Answers -HCl, HBr, HI, HClO3, HClO4, HNO3, H2SO4

Weak acids - Correct Answers -dissociates <5%

Ka - Correct Answers -acid dissociation constant

The concentration of weak acids and bases - Correct Answers -an ICE diagram is used
to find

Arrhenius - Correct Answers -acid-have H+ in formula
base- OH- in formula

Bronsted- Lowry - Correct Answers -acid-donates proton
base-accepts protons

Lewis - Correct Answers -most accepted acid-base theory
acid- accept electron pairs
base- donates electron pairs