Multiple Choice
Consult the EMF activity series and predict which of the following changes will occur if an 24K gold ring (pure gold) is placed in an aqueous solution containing hydrochloric acid.
A) Nothing at all will happen (no reaction) .
B) Hydrogen will be further oxidized.
C) Gold will be reduced.
D) Gold will be oxidized.
Correct Answer:
Verified
Correct Answer:
Verified
Q73: Which of the following elements may not
Q74: Identify the reduced species in the following
Q75: More active metals lose electrons to ions
Q76: The oxidation state of oxygen gas is
Q77: Match each compound with its corresponding sulfur
Q79: Match each element with its most likely
Q80: Match each compound with its corresponding chlorine
Q81: Which of the following is true for
Q82: Match each compound with its corresponding carbon
Q83: The oxidation state of chlorine in the