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Čīles salpetris

Authored by Markuss Kalenda

Chemistry

9th - 12th Grade

Čīles salpetris
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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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