Multiple Choice
Which statement is not correct?
A) Aluminum has a low density versus other metals.
B) Al(OH) 3 is an amphoteric compound.
C) Metallic aluminum is toxic to humans.
D) Aluminum is very reactive with oxygen.
E) Metallic aluminum conducts electricity.
Correct Answer:
Verified
Correct Answer:
Verified
Q5: Bauxite (Al<sub>2</sub>O<sub>3 </sub>• 2H<sub>2</sub>O) ore is the
Q6: _ is the metallurgy procedure carried out
Q9: Most metals come from _, which are
Q10: The final step of the purification of
Q12: Which metal's commercial source is seawater?<br>A) Cs<br>B)
Q14: Which mineral is not a carbonate?<br>A) Witherite<br>B)
Q15: Alloys of iron that contain 1.0-1.5% carbon
Q15: Which statement is not correct?<br>A) Aluminum hydroxide
Q33: The naturally occurring form of a metal
Q42: Hydrometallurgy uses _ to separate a metal