
11-klass Ximiya 2-sherek
Authored by Асаматдин Оразбеков
World Languages
1st Grade

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20 questions
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1.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
NaNO3 tiń 25 gradustaǵı eriwsheńlik koefficenti 91,6 ǵa teń usı temperaturada 500 g suwǵa neshe gramm NaNO3 qosılsa , toyınǵan eritpe payda boladı ?
74
320
458
49
2.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Suwda jaqsı eriytuǵın zatlardı belgileń.
spirt
benzin
mıs
gúmis
3.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Universal eritiwshi birikpe?
kislota
suw
spirt
benzin
4.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Qaysı birikpeler suwda eritilgende kislotalı ortalıq payda etedi.1) natriy peroksid 2) alyuminiy nitrat 3)magniy xlorid 4) kaliy gidrid 5) natriy gidrokarbonat 6) cink sulfat
2.3
2,3.6
1,4,5
1.5
5.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
CaCl2 eritpesinde dissociyalanbaǵan molekulalar sanı 50 bolsa eritpedegi xlor ionlarınıń sanın tabıń ( α=80% )?
220
150
50
400
6.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Ionlardıń almasıw reakciyaları neshe túri bar
1
2
3
4
7.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Elektrolitlik dissocialanıw teoriyasın neshinshi jılı hám kim tárepinen usınǵan?
1887 -jılı S.Arrenius
1837-jılı J.Nyulends
1895-jılı M.Meyer
1849-jılı I.Debereyner
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