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i have troubles with chem hw

2007-02-24 08:53:54 · 3 answers · asked by Marree 2 in Science & Mathematics Chemistry

3 answers

An ionization energy can be defined for ANY atom or molecule that has electrons. I say this generally to even include species that are charged-- as long as they have at least one electron.

Moreover, an ionization energy can correspond to the removal of any electron (core or valence). Tables of ionization energies usually are listed by ease of removal. The valence electrons are the farthest from the nucleus and thus are easiest to remove (require the least energy input).

Hope this helps!

2007-02-24 10:00:40 · answer #1 · answered by skyechem 2 · 0 0

Yes they can have ionization energies. Please note that ionization energy is just removing an electron from the valence shell. However, you will see that for non-metals the data values will be a lot higher than for metals, especially the alkali metals.

2007-02-24 09:46:47 · answer #2 · answered by Aldo 5 · 0 0

alkali metals have bigger atomic radii down the team becuse there's a upward push in valence shell. whilst, as we pass alongside the era the atomic radii shrink for this reason of fact extra no. of electrons are being extra to the outter optimum shell, for this reason, the stress of appeal of the elections in teh outter optimum shell to teh nuclues will strengthen casuing the size to alter into smaller. for eg- in era 3 : Na could have the considerable significant atomic radius whilst whilst in comparison with Mg, Al, Si and so forth and Cl could have the smallest. yet ok could have bigger atomic radius whilst whilst in comparison with Na becuase it quite is contained in the 4th era actual under Na. want this helps

2016-12-18 10:14:56 · answer #3 · answered by ? 4 · 0 0

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