Question

e) Zn + 21
znc12 fH 2
Write the equations for the following reactions.
a) Magnesium with oxygen
b) Sulphur dioxide
gas
with wat
c) Lead with copper sulphate
d) Zinc with hydrochloric acid
e) Magnesium with aluminium sulphate
Fill in the blanks.
a) A more
metal can displace a less
metal fr
b) Rusting of iron takes place in the presence of
and
c) Metals are good
of heat and electricity.
) Zinc is more
are the natural sources of metals which are extracted fro
than copper.
Solve the crossword given below.
Across
2
. Coating of iron or steel surface with a layer of zinc
to prevent rusting.
3​

Answer 1

Answer:

it's good but the thing is only one.

Explanation:

we have to select someone.