02_01_04

1 weak net attraction at long distances potential

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Unformatted text preview: otential Potential energy H• + H• H Internuclear distance H Figure 2.1 attractive forces increase faster than repulsive forces as atoms approach each other Potential Potential energy H• + H• H H H H H Internuclear distance H Figure 2.1 maximum net attraction maximum (minimum potential energy) (minimum at 74 pm internuclear distance Potential Potential energy 74 pm H• + H• H H H H H -436 kJ/mol H2 Internuclear distance H Figure 2.1 1s H H 1s 2 H atoms: each electron "feels" atoms: attractive force of one proton attractive H H H2 molecule: each electron "feels" attractive force of both protons attractive Figure 2.1 repulsive forces increase fa...
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