multiple choice question (1 Viewer)

[ice ken]

A sample of steel wool is placed in four different beakers(A,B,C,D)
A has CuCl<SUB>2</SUB>
B Has PbCl<SUB>l2</SUB>
C has FeCl<SUB>l2</SUB>
D has NaCl

What will happen
a) No reactions will take place
b) Reaction in A
c) Reaction in A and C
d) Reaction in D

how did u get the answer ? if u can

 

[j_a_m_e_s]

Steel is going to react with lead and copper so (a) is wrong.
Steel is not going to react with an iron solution so (c) is wrong.
Steel is not going to displace sodium in a solution so (d) is wrong.
With the process of elimination you get (b)