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atomic structurecontents all substances are made from very tiny particles called atoms. john dalton had ideas about the existence of atoms about 200 years ago but only relatively
ionic bondingfull electron shells atoms of noble gases, group 8, have completely full outer shells. this makes them very unreactive or stable. 1st shell holds a maximum of
ks4 chemistry ks4 chemistry ionic bonding © boardworks ltd 2004 1 of 20 © boardworks ltd 2005 ‹#› of 68 1 recall what is an atom? what is a mixture? what is an compound?…
ks4 chemistry the periodic table contents the periodic table elements and atomic number arranging elements electronic structure patterns of behaviour teacher resources what…
covalent bondingthe covalent bond when non-metal atoms react together, they need to gain electrons to fill their outer shell and become stable. they can only do this if they
ionic bondingelements elements are the simplest substances. there are about 100 different elements. each element is made up of just one particular type of atom, which is
atomic structurecontents all substances are made from very tiny particles called atoms. john dalton had ideas about the existence of atoms about 200 years ago but only relatively
1.quantitative chemistry© boardworks ltd 20052. representing chemicals symbols and formulae© boardworks ltd 2005 3. chemical symbols of elements • each element has a…
recall what is an atom? what is a mixture? what is an compound?
© the earth science education unit copyright is waived for original material contained in this booklet if it is required for use within the laboratory or classroom. copyright…
no slide titleorganic chemistry crude oil crude oil is a mixture; it contains hundreds of different compounds, some small and some extremely large. nearly all these compounds
useful organicorganic chemistry crude oil is a mixture. it contains hundreds of different compounds. some are small but most are large. nearly all of these compounds contain
no slide titlepure hydrocarbons because the main use of hydrocarbons is as a fuel there is no point in going to the effort to separate them into individual hydrocarbons.
slide 1 © boardworks ltd 2004 ks4 chemistry the periodic table slide 2 © boardworks ltd 2004 the periodic table contents elements and atomic number arranging elements electronic…
slide 1 © boardworks ltd 2005 1 of 34 ks4 chemistry halogens slide 2 © boardworks ltd 2005 2 of 34 halogens electron structure and reactivity physical properties summary…
slide 1 © boardworks ltd 2005 1 of 69 ks4 chemistry chemical reactions slide 2 © boardworks ltd 2005 2 of 69 chemical reactions displacement and precipitation neutralization…
slide 1 © boardworks ltd 2005 1 of 35 ks4 chemistry transition metals slide 2 © boardworks ltd 2005 2 of 35 transition metals chemical properties uses introducing transition…
slide 1 © boardworks ltd 2005 1 of 45 ks4 chemistry energy transfer slide 2 © boardworks ltd 2005 2 of 45 energy transfer bonds and energy activation energy exothermic…
slide 1 © boardworks ltd 2005 1 of 49 ks4 chemistry atomic structure slide 2 © boardworks ltd 2005 2 of 49 atomic structure electron configuration summary activities isotopes…
slide 1 © boardworks ltd 2005 1 of 38 ks4 chemistry useful metals slide 2 © boardworks ltd 2005 2 of 38 useful metals copper aluminium introducing metal extraction summary…