Tuesday, 1 April 2014

Caffeine

Do you know that the formula of caffeine is C8H10N4O2?

C8H10N4O2

Saturday, 29 March 2014

Lithium

Lithium is a chemical element with symbol Li and Atomic No. 3. It is a soft, silvery-white element belonging to the alkali category.

Helium

Helium is a chemical element with the symbol He and Atomic Number 2.

It is colourless, odourless, inert, non-toxic, tasteless, monatomic gas that heads the noble gas group in the periodic table.

Helium, as we know it, is sometimes used balloons.

Melting Point:−272.20 °C
Boiling Point:−268.928 °C

Friday, 28 March 2014

Ammonia

Ammonia, also named as azane, is a compound of Nitrogen(7N) and Hydrogen(2H) together to form a compund, NH3, also called as ammonia.

Ammonia can be found in urine, or urea, and also animal dung, or excrete.

Boiling Point: -33.34 °C

Melting Point: -77.73°C