Question

Select the correct option from the following:
The chemical formula of zinc blende. Vous
a) Zns, (b) ZnSO, (c) Znclz, (d) None of these.
Iron(III) chloride is:
a) acidic, (b) basic .(c) neutral .(d) None of these.
The percentage composition of Na in Naz0 is (Na 8 23, 0816)
a) 74.2% .(b) 75%, (c) 50%, (d) 80%.​

Answer 1

Answer:

1.) ( a) ZnS

2.) ( a ) acidic