The elements below are used in fireworks. Which one is not classified correctly according to its position in the periodic table?
A) Sodium is an alkali metal.
B) Strontium is an alkaline earth metal.
C) Iron is a transition metal.
D) Phosphorus is a nonmetal.
E) Sulfur is a metalloid.
Correct Answer:
Verified
Q38: Ca is the symbol for _
A)cesium.
B)cobalt.
C)cadmium.
D)calcium.
E)cerium.
Q39: A hypothetical element has two stable isotopes:
Q40: Which statement regarding the organization of the
Q41: Iron is best described as a(n) _
A)metalloid.
B)transition
Q42: Elements 21-30 are known as _
A)alkaline earths.
B)chalcogens.
C)halides.
D)transition
Q44: Dalton's law of multiple proportions deals with
Q45: When 10.0 g of sulfur is combined
Q46: Silicon is best described as a _
A)metalloid.
B)metal.
C)transition
Q47: Which statement below is not correct?
A)Oxygen is
Q48: Identify the letter of the group that
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