
Lahustumisprotsess ja elektrolüüdid
Authored by marion villemson
Chemistry
10th Grade
Used 2+ times

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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Endotermilist reaktsiooni tähistab järgnev märk.
•ΔH>0
•ΔH<0
•ΔH=0
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Tugevate aluste lahustumine on üldjuhul
endotermiline protsess
eksotermiline protsess
temperatuurimuutuseta protsess
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Eksotermilise lahustumisprotsessi käigus
lahus jahtub
lahus soojeneb
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Milline tegur järgnevast loetelust mõjutab reaktsiooni kiirust, aga mitte reaktsiooni tasakaalu.
Temperatuur
Rõhk (gaaside korral)
Tahke aine peenestamine
Lähteainete kontsentratsioonide tõstmine
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Millises suunas nihutab reaktsiooni tasakaalu temperatuuri alandamine?
Eksotermilises
Endotermilises
Temperatuur ei mõjuta reaktsiooni tasakaalu
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Rõhu tõstmine (gaaside korral) nihutab reaktsiooni tasakaalu
suunas, kus gaasi moolide arv on suurem
suunas, kus gaasi moolide arv on väiksem
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Lähteainete lisamine nihutab reaktsiooni tasakaalu
lähteainete suunas
saaduste suunas
ei mõjuta reaktsioonide tasakaalu
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