
Čīles salpetris
Authored by Markuss Kalenda
Chemistry
9th - 12th Grade

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8 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Čīles salpetris ir ...
Skābe
Bāze
Oksīds
Sāls
2.
MULTIPLE CHOICE QUESTION
30 sec • 2 pts
Čīles salpetra ķīmiskā formula ir ...
C2(SP)3
NaNO3
H2O
H2SO4
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Čīles salpetris ir ...
Metāls
Iezis
Minerāls
Smilts
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Čīles salpetris dabā ir sastopams ...
Čīlē
okeānā
pļavā
Vācijā
5.
MULTIPLE SELECT QUESTION
45 sec • 2 pts
Čīles salpetri iegūst ...
filtrējot Čīles ūdeni.
filtrējot Čīles gaisu.
izrokot to no Atakamas tuksneša.
Sintizējot
6.
MULTIPLE SELECT QUESTION
45 sec • 2 pts
Čīles salpetri izmanto ... un ...
kā papīra sastāvdaļu
mēslojumā
kokapstrādē
sprāgstvielās
7.
MULTIPLE CHOICE QUESTION
30 sec • 2 pts
Čīles salpetrī nātrijs veido aptuveni ...% molmasas.
27
16
57
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