Question

c) Lead with coppe
e) Magnesium with aluminium sulphate
Fill in the blanks.
a) A more
metal can displace a less
metal from its solution.
b) Rusting of iron takes place in the presence of
and
c) Metals are good
of heat and electricity.
d) Zinc is more
otes than copper.
e)
are the natural sources of metals which are extracted from the earth.
Solve the crossword given below.
Across
2
3
4
2. Coating of iron or steel surface with a layer of zinc
to prevent rusting.
3. Extraction of metals from its ores present in the
earth's crust.
4. Substances which do not allow heat to pass
through them.
6. The property that allows materials to be drawn into
wires.
Down
The property of a material to be beaten into sheets.​

Answer 1

Answer:

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