Use the experimental results to match each of the unknown compounds
numbered below with one of the chemical formulas given below. (Use each
number only once.)
A student performed an experiment to classify and identify four unknown
compounds based on various properties. The student recorded the following
data
Experimental Results
Test
Blue
Litmus
Paper
Test
stays
blue
Red
Unknown
Compound State Solubility Conductivity Litmus
Paper
Test
1 1 solid
slightly does not
soluble (s)
stays
conduct red
2. solid slightly
soluble (s)
conduct
stays
red
3
turns
(ag)
conducts
blue
4
liquid very soluble
(aq) conducts stays
red
stays
blue
liquid very soluble
(
stays
blue
turns red
Compound 1
Compound 2
Compound 3
Compound 4
CH
HCI
Ο Ο Ο Ο
Ο Ο Ο Ο
Ca(OH).
Ο Ο Ο Ο
Ο Ο Ο Ο
Pbli