Karbonatai

Karbonatai

10th Grade

15 Qs

quiz-placeholder

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Karbonatai

Karbonatai

Assessment

Quiz

Chemistry

10th Grade

Practice Problem

Hard

Created by

Reda Naikauskienė

Used 23+ times

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15 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Kokiu reagentu atpažinsime kalcio karbonatą?

natrio šarmu

sieros rūgįtimi

kalio chloridu

vario sulfatu

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Kuri yra geriamosios sodos formulė?

CaCO3

Na2CO3

NaHCO3

K2CO3

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Arbatinuko nuoviros sudarytos iš CaCO3 ir MgCO3 .Jas galima pašalinti veikiant:

valgomosios druskos NaCl tirpalu

natrio šarmo NaOH tirpalu

acto rūgšties CH3COOH tirpalu

sodos Na2CO3 tirpalu

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Kuri formulė yra potašo?

CaCO3

Li2CO3

K2CO3

Na2CO3

5.

MULTIPLE SELECT QUESTION

30 sec • 1 pt

Kurių medžiagų sudedamoji dalis yra kalcio karbonatas ?

( galimi du variantai)

kreidos

potašo

kalcinuotos sodos

klinčių

6.

MULTIPLE SELECT QUESTION

30 sec • 1 pt

Kurie du komponentai naudojami stiklo gamyboje?

NaHCO3

K2CO3

Na2CO3

CaCO3

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

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