Reakcje otrzymywania soli

Reakcje otrzymywania soli

8th Grade

12 Qs

quiz-placeholder

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Reakcje otrzymywania soli

Reakcje otrzymywania soli

Assessment

Quiz

Chemistry

8th Grade

Hard

Created by

Barbara Urbanowicz

Used 327+ times

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12 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

W reakcji KOH + H2SO4 otrzymamy oprócz wody ....

siarczek potasu

siarczan potasu

siarczan (VI) potasu

siarczan (IV) potasu

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Co produkuje się w reakcji Cu + HCl ?

CuCl2

CuHCl

nic, gdyż Cu nie wypiera wodoru z jego związków

CuCl

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Która reakcja tlenku metalu z kwasem jest zapisana prawidłowo

Al2O3 + H3PO4 ---> AlPO4 + H2O

FeO + 2HCl ---> FeCl2 + H2O

Na2O + 2HNO3 ---> 2NaNO3 + H2

H2S + MgO ---> Mg2S + H2O

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Wzory produktów reakcji H3PO4 + PbO2 ---> .............?...........

to

PbPO4 + H2O

Pb3(PO4)4 + H2

Pb(PO4)2 + H2O

Pb3(PO4)4 + H2O

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

prawidłowym uzupełnieniem równania reakcji Hg2O+2HCl --> jest :

--> 2HgCl + H2

--> Hg2Cl + H2O

--> 2HgCl + H2O

--> Hg2Cl + H2

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Produktami reakcji SO3 i NaOH są:

Na2SO4 i H2

NaSO4 i H2O

Na2SO4 i H2O

NaSO4 i H2

7.

MULTIPLE SELECT QUESTION

1 min • 1 pt

Skrócony jonowy zapis przebiegu reakcji zobojętniania ma postać:

H- + OH+ → H2O

H2O → H+ + OH-

H+ + OH- → H2O

H2O → H - + OH+

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