Question

Tick the most appropriate answer
1) Human blood is a:
a)Homogeneous solution
b)Heterogeneous solution
c)Mixture
d)None of these

2)Energy exchanges do take place in:
a)Formation of mixture
b)Formation of solution
c)Formation of compound
d)None of these

3)The colour of sulphur is:
a)Black
b)Grey
c)Yellow
d)Green

4)Sulphur and iron react on heating to form:
a)Phosgene
b)Iron sulphide
c)Molten iron
d)Molten sulphur

5)Which of the following is not a component of bronze?
a)Aluminium
b)Copper
c)Zinc
d)Tin​

Answer 1

1). Mixture

2). formation of compound

3). yellow

4). iron sulphide

5). zinc

Answer 2

• i hope it's help you have a nice day.

Answer 3

• i hope it's help you have a nice day.