Question

2.
1. Which of the following is not a pure
substance?
(a) Tin
(b) Coal
(c) Ice
(d) Lime stone
The substance formed by mixing, crushing and
heating iron filings and sulphur powder is
(a) an element (b) a compound
(c) a mixture
(d) a solution.
3. Lustre, ductility, malleability, conductivity are
properties of
(a) metals
(b) non-metals
(c) metalloids (d) compounds.​

Answer 1

Answer:

1.D lime stone 2.A an element 3.A Metals.

Answer 2

Answer:

1. ans:- Coal

2.ans:- a mixture

3.ans:- metals