Ķīmisko procesu norise

Ķīmisko procesu norise

11th Grade

18 Qs

quiz-placeholder

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Ķīmisko procesu norise

Ķīmisko procesu norise

Assessment

Quiz

Science

11th Grade

Medium

Created by

Rihards Klūga

Used 2+ times

FREE Resource

18 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Kura ir oksidēšanās-reducēšanās reakcija?

NaOH + HCl -> NaCl + H2O

Zn + CuSO4 -> ZnSO4 + Cu

CaCO3 -> CaO + CO2

Na2O + H2O -> 2NaOH

2.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Kura ir jonu apmaiņas reakcija?

Ni + 2AgNO3 -> Ni(NO3)2 + 2Ag

CaO + CO2 -> CaCO3

NaCl + AgNO3 -> AgCl + NaNO3

2Mg + O2 -> 2MgO

3.

MULTIPLE SELECT QUESTION

2 mins • 1 pt

Kura ir termoķīmiskā reakcija?

2H2 + O2 -> 2H2O + Q

NH4Cl -> NH4+ + Cl- - Q

Zn + 2AgNO3 -> Zn(NO3)2 + 2Ag

2NaOH + FeCl2 -> Fe(OH)2 + 2NaCl

4.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Kura ir savienošanās reakcija?

2Ca + O2 -> 2CaO

Zn + CuCl2 -> ZnCl2 + Cu

Na2SO4 + BaCl2 -> BaSO4 + 2NaCl

MgCO3 -> MgO + CO2

5.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Kuru formulu izmanto, lai gāzveida vielām aprēķinātu vielas daudzumu?

n = m/M

n = V/V0

n = c*V

n = m*M

6.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Kura ir sadalīšanās reakcija?

CaCO3 -> CaO + CO2

2NaOH + H2SO4 -> Na2SO4 + 2H2O

2Zn + O2 -> 2ZnO

FeO + C -> Fe + CO

7.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Kura reakcija ir endotermiska?

Nātrija hidroksīda šķīšana ūdenī

Ammonija hlorīda šķīšana ūdenī

Oglekļa degšana

Reakcija starp ūdeņradi un skābekli

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