Transition group elements differ from main group metals in several ways.Which differences of the following are correct?
A) many of the metals and their compounds having catalytic activity
B) many of the hydrated cations having distinctive colors
C) most of their compounds having bonds that involve d orbitals
D) many of the metals being paramagnetic,but none ferromagnetic
E) most having more than one common oxidation state
Correct Answer:
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Q17: A mercury alloy is called an amalgam.
Q18: Iron,cobalt,and nickel form the iron triad.
Q19: Choose the INCORRECT statement about transition elements.
A)Coordination
Q20: The coinage metals are copper,silver,and zinc.
Q21: Which element displays ferromagnetism?
A)Co
B)Cu
C)Ti
D)Cr
E)V
Q23: Choose the INCORRECT statement about transition elements.
A)Ferromagnetism
Q24: The phenomenon resulting from the weakly effective
Q25: Choose the INCORRECT statement about metallurgy.
A)Roasting converts
Q26: Choose the INCORRECT statement about metallurgy.
A)Extractive metallurgy
Q27: Choose the INCORRECT completion of the following
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