Chemistry
A molecule is the smallest unit of :
- an element
- a compound
- a mixture
- an ion
Related Questions
Which of the following properties is not shown by compounds ?
- They are heterogeneous.
- They are homogeneous.
- They have definite molecular formulae.
- They have fixed melting and boiling points.
Which of the following elements has atomicity 4?
- Iodine
- Ozone
- Phosphorus
- Sulphur
Which of the following substances dissolves in carbon disulphide ?
- Iron
- Sulphur
- Sodium chloride
- Iron sulphide
Name:
(a) a soft metal
(b) a metal which is brittle
(c) a non-metal which is lustrous
(d) a liquid metal
(e) a metal which is a poor conductor of electricity
(f) a non-metal which is a good conductor of electricity
(g) a liquid non-metal
(h) the hardest naturally occurring substance
(i) an inert gas