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Ajuste de Reacciones

Authored by Juan Sanmartin

Chemistry

7th Grade

Used 15+ times

Ajuste de Reacciones
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7 questions

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1.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

La siguiente reacción  H2O+NaNaOH+H2H_2O+Na\longrightarrow NaOH+H_2 ajustada corresponde a

 2H2O+NaNaOH+2H22H_2O+Na\longrightarrow NaOH+2H_2 

 2H2O+2Na2NaOH+H22H_2O+2Na\longrightarrow2NaOH+H_2 

 H2O+2Na2NaOH+H2H_2O+2Na\longrightarrow2NaOH+H_2 

 H2O+NaNaOH+2H2H_2O+Na\longrightarrow NaOH+2H_2 

2.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

La siguiente reacción  H2+N2NH3H_2+N_2\longrightarrow NH_3  ajustada corresponde a

 3H2+2N22NH33H_2+2N_2\longrightarrow2NH_3  

 3H2+N22NH33H_2+N_2\longrightarrow2NH_3  

 2H2+3N22NH32H_2+3N_2\longrightarrow2NH_3  

 2H2+N22NH32H_2+N_2\longrightarrow2NH_3  

3.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

La siguiente reacción  FeS2Fe3S4+S2FeS_2\longrightarrow Fe_3S_4+S_2  ajustada corresponde a

 3FeS2Fe3S4+S23FeS_2\longrightarrow Fe_3S_4+S_2  

 3FeS22Fe3S4+2S23FeS_2\longrightarrow2Fe_3S_4+2S_2  

 2FeS2Fe3S4+2S22FeS_2\longrightarrow Fe_3S_4+2S_2  

 FeS2Fe3S4+S2FeS_2\longrightarrow Fe_3S_4+S_2  

4.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

La siguiente reacción  Fe2O3+COFe+CO2Fe_2O_3+CO\longrightarrow Fe+CO_2  ajustada corresponde a

 2Fe2O3+CO4Fe+3CO22Fe_2O_3+CO\longrightarrow4Fe+3CO_2  

 Fe2O3+2COFe+2CO2Fe_2O_3+2CO\longrightarrow Fe+2CO_2  

 Fe2O3+COFe+CO2Fe_2O_3+CO\longrightarrow Fe+CO_2  

 Fe2O3+3CO3Fe+2CO2Fe_2O_3+3CO\longrightarrow3Fe+2CO_2  

5.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

6.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

La siguiente reacción  CH4+O2CO2+H2OCH_4+O_2\longrightarrow CO_2+H_2O  ajustada corresponde a

 2CH4+O22CO2+H2O2CH_4+O_2\longrightarrow2CO_2+H_2O  

 CH2+O3CO2+H2OCH_2+O_3\longrightarrow CO_2+H_2O  

 CH4+2O2CO2+2H2OCH_4+2O_2\longrightarrow CO_2+2H_2O  

 3CH4+6O23CO2+6H2O3CH_4+6O_2\longrightarrow3CO_2+6H_2O  

7.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

La siguiente reacción  HCl+Al(OH)3AlCl3+H2OHCl+Al\left(OH\right)_3\longrightarrow AlCl_3+H_2O  ajustada corresponde a

 2HCl+Al(OH)3AlCl3+2H2O2HCl+Al\left(OH\right)_3\longrightarrow AlCl_3+2H_2O  

 3HCl+Al(OH)3AlCl3+3H2O3HCl+Al\left(OH\right)_3\longrightarrow AlCl_3+3H_2O  

 3HCl+2Al(OH)3AlCl3+3H2O3HCl+2Al\left(OH\right)_3\longrightarrow AlCl_3+3H_2O  

 3HCl+Al(OH)3AlCl3+H2O3HCl+Al\left(OH\right)_3\longrightarrow AlCl_3+H_2O  

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