Helyettesítési /Cserebomlási

Helyettesítési /Cserebomlási

8th Grade

26 Qs

quiz-placeholder

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Helyettesítési /Cserebomlási

Helyettesítési /Cserebomlási

Assessment

Quiz

Chemistry

8th Grade

Hard

Created by

Karoly Gozner

Used 9+ times

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26 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Folytasd az alábbi reakciót!
2 CuO +   CC 

 2 Cu   + CO22\ Cu\ \ \ +\ CO_2  

 Cu   + CO2Cu\ \ \ +\ CO_2  

 Cu   + COCu\ \ \ +\ CO_{ }  

 CuO  + CO2CuO\ \ +\ CO_2  

2.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Egészítsd ki az alábbi reakciót!

Fe  +  Cu SO4Cu\ SO_4    =   

 Fe SO4Fe\ SO_4  + Cu

CuO +  Fe

CuS + FeO

Fe  +  Cu O2Cu\ O_2  

3.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Egészítsd ki az alábbi reakciót!
3 C + 2  Fe2O3Fe_2O_3  =

4 Fe  + 3  CO2CO_2  

 Fe  +   CO2CO_2

Fe + 2CO

CO  + Fe O

4.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Egészítsd ki az alábbi reakciót!

Zn + 2 HCl =

Zn Cl2+ H2 Zn\ Cl_2+\ H_2\ \uparrow

ZnCl +H

Zn Cl+ H Zn\ Cl_{ }+\ H_{\ \ _{ }}\uparrow

ZnH + Cl

5.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Egészítsd ki az alábbi reakciót!
2 Al +   Fe2O3Fe_2O_3  =

4 Fe  + 3  Al2O3Al_2O_3  

 Fe  +   Al OAl\ O 

FeO  +  AlO

AlFe  +  O2O_2  

6.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Egészítsd ki az alábbi reakciót!

HCl + Na OH =

NaCl + H2OH_2O

NaCl + HO

NaO + OCl

NaH + OCl

7.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Egészítsd ki az alábbi reakciót!
HCl +  Ag NO3Ag\ NO_3  

 AgCl  +  HNO3AgCl_{ }\ \ \downarrow+\ \ HNO_3  

 AgCl2  +  HNOAgCl_2\ \ \downarrow+\ \ HNO_{ }  

 Ag+ HNOAg+\ HNO  

 AlH  + NOClAlH\ \ +\ NOCl  

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