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8 ras udris naxSirorJangis moculoba (n.p), romelic warmoiqmneba 0,25 kg<br />
marmarilos daSliT, Tu igi 96% kalciumis karbonats Seicavs.<br />
9<br />
malaqiti bunebrivi mineralia, romelsac<br />
saiuveliro nakeTobebis dasamzadadeblad Cu (OH) CO – malaqiti<br />
2 2 3<br />
iyeneben. nakeToba miT ufro Zvirfasia, rac<br />
ufro sufTaa malaqiti. 22,3 g malaqitis<br />
daSliT gamoiyo 2,24 l naxSirbad (IV)-is oqsidi (n.p.). sufTa iyo Tu ara<br />
malaqiti?<br />
10 laboratoriaSi Jangbads Rebuloben kaliumis permanganatis daSliT.<br />
ra moculobis Jangbads miiReben 31,6 g kaliumis permanganatis (KMnO 4 )<br />
daSlisas (n.p)? 2KMnO4 → K2MnO4+MnO2+O2.<br />
11 ra moculobis wyalbadi daiwveba srulad 1 l haerSi (n.p)?<br />
12 xsnars, romelic 18,8 g spilenZis nitrats Seicavda, daamates 30 g rkinis<br />
naqlibi. ras udris spilenZis masa, romelic reaqciis Sedegad miiReba?<br />
13<br />
gTavazobT reaqciis tolobas<br />
H O+SO → H SO 2 2 2 3<br />
plastilinis burTulebis gamoyenebiT daamzadeT wylisa da gogird(IV)-is<br />
oqsidis molekulebis modelebi. SeecadeT, rom orive molekulis modeli<br />
gardaqmnaT maTi urTierTqmedebis Sedegad miRebuli nivTierebis, gogirdovani<br />
mJavas molekulis modelad. daasabuTeT, rom qimiuri reaqciis<br />
dros masa ar icvleba.<br />
27
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