Chemistry quiz - part - 3

1. Chemistry quiz
Part - 3

2. Vermilion is a red powder used in
india in religious ceremonies,
festivals and as an adornment by
married women as a line on the
hair-parting on the head. It is
also used by artists. Chemically
vermilion is?

3. Mercuric sulphide

4. In modern surgery, metal pins are
used for holding together broken
bones. The pin that remains
uncorroded in the body throughout
the life of the patient is made of ?

5. Titanium

6. When ethylene is mixed with
butadiene and made into long
chains by polymerization, we
get?

7. Synthetic rubber

8. The most widely used storage
battery in cars, vehicles and
domestic emergency lights is the ?

9. Lead accumulator

10. When a hydrated chemical loses
water of hydration attached to its
molecules, the phenomenon is
called?

11. Efflorescence

12. Thank you