What statement is not consistent with the chemistry of lead?
A) It has the highest density of the group 4A elements.
B) It is commonly used as a fuel additive in gasoline to boost the octane rating.
C) It is obtained from its ore galena (PbS) by roasting in air and then by reduction with carbon monoxide.
D) It is used in making pipes,cables,paint pigments and electrodes for storage batteries.
Correct Answer:
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