WHICH OF THE FOLLOWING CORRECTLY PROVIDES THE NAME OF THE ELEMENT, THE SYMBOL FOR THE ION, AND THE NAME OF THE ION? a. SULFUR, S2- , SULFUROUS ION O b. COPPER, Cut, CUPROUS ION O c. FLUORINE, F7, FLUORIDE ION O d. ZINC, Zn2+, ZINCATE ION
Answer
The given elements are,
a) Sulfur
Symbol of sulfur : S
Generally Sulfur gains two electrons and form the ion
S2-
Name of S2- ion = Sulfide ion
b) Copper
Symbol of Copper : Cu
Generally Copper forms two ions, which are Cu+ and
Cu2+
Name of Cu+ ion
= Cuprous ion
Name of Cu2+ ion = Copper
ion
c) Fluorine
Symbol of Fluorine : F
Generally Fluorine forms F– ion
Name of F– ion = Fluoride ion ion
d) Zinc
Symbol of Zinc : Zn
Generally Zinc(Zn) forms Zn2+ ions
Name of Zn2+ ion = Zinc ion
The given options are,
a) SULFUR , S2- , SULFUROUS ION
Name of the ion is wrong |
b) COPPER , Cu+ , CUPROUS ION
All are correct |
c) FLUORINE, F+ , FLUORIDE ION
Symbol for the ion is wrong |
d) ZINC, Zn2+ , ZINCATE ION
Name of the ion is wrong |
So, the correct answer is,
b) COPPER , Cu+ , CUPROUS ION