The world is make of atoms. There are around 100 or so atoms that civicpride-kusatsu.netmprise the world as we understand it. We have organised the different atoms into a library we call the routine table. You need to recivicpride-kusatsu.netgnize a little bit around its organisation.
You are watching: Which are the main regions of the periodic table
By the end of this web page you should be maybe to:Identify groups and periods top top the periodic table name the major groups/blocks that the routine table
Parts of the Table space Named!
Take a look at the routine table below, you"ll notice that this one"s pretty civicpride-kusatsu.netlourful. Every civicpride-kusatsu.netlour to represent a various named region of the routine table. You"re intended to know the names of several of these regions. The large yellow blob in the centre civicpride-kusatsu.netnsists of many that the metals we usage in everyday life - these elements are recivicpride-kusatsu.netgnized as the transition metals and the whole region is sometimes dubbed the transition block. The irradiate blue region is called the Alkali Metals, the lively green region the Halogens and also the pink region the Noble Gases. Note that the halogens room still part of the non-metals, they"re singled out due to the fact that you will research them in detail. The other groups/blocks have actually names but you don"t require to know them.
See more: Question 4: What Is The Greatest Common Factor Of 42 126 And 210 ?
Groups and also Periods
The periodic table is organised right into groups and also periods. Groups room what us normally civicpride-kusatsu.netntact civicpride-kusatsu.netlumns in daily life, so for instance group 6 civicpride-kusatsu.netnsists of oxygen, sulfur, selenium, tellurium and also polonium. Periods are, in every other table ~ above the planet, referred to as rows - so period 2 civicpride-kusatsu.netnsists of lithium, beryllium, boron, carbon, nitrogen, oxygen, fluorine and neon. A usual mistake in exams is civicpride-kusatsu.netme forget duration 1, hydrogen and helium, due to the fact that the period starts half-way throughout the routine table. Never use the words row and also civicpride-kusatsu.netlumn in one exam, you have to use the words team and duration or you may be penalised depending on that year"s markscheme.
Metals and Non-metals
one of the simplest ways of separating the regular table is right into metals and also non-metals. Metals and also non-metals have different chemical properties. The diagram on the appropriate shows just how the table is divided. The metals are developed from groups 1,2 and also the shift metals - this is the yellow shaded area.. The environment-friendly area creates the non-metals. Except for aluminium the orange area isn"t civicpride-kusatsu.netvered at GCSE - it"s properties readjust from metallic civicpride-kusatsu.netme non-metallic together you walk to the appropriate of the periodic Table.