CHEM 121 EXAM 5 2026 ASSESSMENT TEST
QUESTIONS AND CORRECT ANSWERS FULL
REVIEW
◉ Chemical Properties. Answer: Characteristic that cannot be
observed without altering the substance, burning, rusting, reactivity
◉ physical change. Answer: A change in a substance that does not
involve a change in the identity of the substance
◉ chemical change. Answer: A change in matter that produces one
or more new substances
◉ How are mixtures seperated?. Answer: by physical processes such
as filteration, crystalation,simple distiliation, fractional distilation
and chromotograpghy.
◉ How are compounds seperated?. Answer: Only by chemical
reactions.
◉ Antimony. Answer: Sb
◉ Aluminum. Answer: Al
, ◉ Argon. Answer: Ar
◉ Arsenic. Answer: As
◉ Barium. Answer: Ba
◉ Beryllium. Answer: Be
◉ Bismuth. Answer: Bi
◉ Boron. Answer: B
◉ Bromine. Answer: Br
◉ Cadmium. Answer: Cd
◉ Calcium. Answer: Ca
◉ Carbon. Answer: C
◉ Cesium. Answer: Cs
QUESTIONS AND CORRECT ANSWERS FULL
REVIEW
◉ Chemical Properties. Answer: Characteristic that cannot be
observed without altering the substance, burning, rusting, reactivity
◉ physical change. Answer: A change in a substance that does not
involve a change in the identity of the substance
◉ chemical change. Answer: A change in matter that produces one
or more new substances
◉ How are mixtures seperated?. Answer: by physical processes such
as filteration, crystalation,simple distiliation, fractional distilation
and chromotograpghy.
◉ How are compounds seperated?. Answer: Only by chemical
reactions.
◉ Antimony. Answer: Sb
◉ Aluminum. Answer: Al
, ◉ Argon. Answer: Ar
◉ Arsenic. Answer: As
◉ Barium. Answer: Ba
◉ Beryllium. Answer: Be
◉ Bismuth. Answer: Bi
◉ Boron. Answer: B
◉ Bromine. Answer: Br
◉ Cadmium. Answer: Cd
◉ Calcium. Answer: Ca
◉ Carbon. Answer: C
◉ Cesium. Answer: Cs
