Chemistry Fun and Facts

• The only elements that are liquid at room temperature are bromine and mercury.
• Water expands as it freezes. An ice cube takes up about 9% more volume than the water used to make it.
• If you pour a handful of salt into a full glass of water, the water level will actually go down rather than overflowing the glass.

Non Metal

In modern periodic table there are 24 non metal elements. These are electronegative elements and bad conductor of heat and electricity. Here are some of the commonly occurring non metals and their properties-

Metallurgy

What is Metallurgy?

The process of extracting metals from ores is called metallurgy.

Ores - An ore is a type of rock that contains minerals with important elements including metals. The ores are extracted through mining; these are then refined to extract the valuable elements.