div class=trans-pagebutton class=gotoPage data-page=1Page 1button div class=trans-imagea href=https:reader042fdocumentsnetreader042viewer20220412225e0c500f9d55dd27f51b03adhtml5page1jpg target=_blank img data-url=documente-qv-qv-x-qv-x-s-bac-excellence114-ni-2-ni2-2-s-sn-2-2-sn-2ehtmlpage=1 data-page=1 class=trans-thumb lazyload alt=Page 1: s655902df0d134f9fjimcontentcom · e qv qv-x qv-x s Bac Excellence1+14 Ni 2 Ni2+ + : -2 s Sn : 2-2 Sn +2e s -4 315 3 Oh 1-5 Q=108 t- 10 s mol Sn = 171 + X f loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAQAAAC1HAwCAAAAC0lEQVR42mM8Uw8AAh0BTZud3BwAAAAASUVORK5CYII= data-src=https:reader042fdocumentsnetreader042viewer20220412225e0c500f9d55dd27f51b03adhtml5thumbnails1jpg width=140 height=200 adivdivdiv class=trans-pagebutton class=gotoPage data-page=2Page 2button div class=trans-imagea href=https:reader042fdocumentsnetreader042viewer20220412225e0c500f9d55dd27f51b03adhtml5page2jpg target=_blank img data-url=documente-qv-qv-x-qv-x-s-bac-excellence114-ni-2-ni2-2-s-sn-2-2-sn-2ehtmlpage=2 data-page=2 class=trans-thumb lazyload alt=Page 2: s655902df0d134f9fjimcontentcom · e qv qv-x qv-x s Bac Excellence1+14 Ni 2 Ni2+ + : -2 s Sn : 2-2 Sn +2e s -4 315 3 Oh 1-5 Q=108 t- 10 s mol Sn = 171 + X f loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAQAAAC1HAwCAAAAC0lEQVR42mM8Uw8AAh0BTZud3BwAAAAASUVORK5CYII= data-src=https:reader042fdocumentsnetreader042viewer20220412225e0c500f9d55dd27f51b03adhtml5thumbnails2jpg width=140 height=200 adivdivdiv class=trans-pagebutton class=gotoPage data-page=3Page 3button div class=trans-imagea href=https:reader042fdocumentsnetreader042viewer20220412225e0c500f9d55dd27f51b03adhtml5page3jpg target=_blank img data-url=documente-qv-qv-x-qv-x-s-bac-excellence114-ni-2-ni2-2-s-sn-2-2-sn-2ehtmlpage=3 data-page=3 class=trans-thumb lazyload alt=Page 3: s655902df0d134f9fjimcontentcom · e qv qv-x qv-x s Bac Excellence1+14 Ni 2 Ni2+ + : -2 s Sn : 2-2 Sn +2e s -4 315 3 Oh 1-5 Q=108 t-...