Balanced or Unbalanced Equations

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Science, Chemistry

6th - 8th Grade

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17 questions

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MULTIPLE CHOICE QUESTION

2 mins • 1 pt

$C\ +\ O_2\ \ \rightarrow\ \ CO_2$

Balanced

Unbalanced

Tags

NGSS.MS-PS1-5

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

$6C\ \ +\ \ 6H_2O\ \ \rightarrow\ \ C_6H_{12}O_6$

Balanced

Unbalanced

Tags

NGSS.MS-PS1-5

NGSS.MS-LS1-6

NGSS.MS-LS1-7

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

$Na\ \ +\ \ Cl_2\ \ \rightarrow\ \ \ NaCl$

Balanced

Unbalanced

Tags

NGSS.MS-PS1-5

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

$CH_4\ \ +\ \ O_2\ \ \ \rightarrow\ \ \ CO_{2\ \ }+\ \ 2H_2O$

Balanced

Unbalanced

Tags

NGSS.MS-PS1-5

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

$CO_2\ \ +\ \ H_2O\ \ \rightarrow\ \ H_2CO_3$

Balanced

Unbalanced

Tags

NGSS.MS-PS1-5

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

$2HCl\ \ +\ CaCO_3\ \ \rightarrow\ \ CaCl_2\ \ +\ \ CO_2\ \ +\ \ H_2O$

Balanced

Unbalanced

Tags

NGSS.MS-PS1-5

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

$2KI\ \ +\ \ Cl_2\ \ \rightarrow\ \ 2KCl\ +\ I_2$

Balanced

Unbalanced

Tags

NGSS.MS-PS1-5

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

$2N_2\ \ +\ O_2\ \ \rightarrow\ \ 2N_2O$

Balanced

Unbalanced

Tags

NGSS.MS-PS1-5

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

$H_2O_{2\ \ }\rightarrow\ \ H_2O\ \ +\ \ O_2$

Balanced

Unbalanced

Tags

NGSS.MS-PS1-5

10.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

$2C_2H_6\ \ +\ \ O_2\ \ \rightarrow\ \ 4CO_2\ \ +\ 3H_2O$

Balanced

Unbalanced

Tags

NGSS.MS-PS1-5

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Balanced or Unbalanced Equations

C + O2 → CO2C\ +\ O_2\ \ \rightarrow\ \ CO_2C + O2​ → CO2​

6C + 6H2O → C6H12O66C\ \ +\ \ 6H_2O\ \ \rightarrow\ \ C_6H_{12}O_66C + 6H2​O → C6​H12​O6​

Na + Cl2 → NaClNa\ \ +\ \ Cl_2\ \ \rightarrow\ \ \ NaClNa + Cl2​ → NaCl

CH4 + O2 → CO2 + 2H2OCH_4\ \ +\ \ O_2\ \ \ \rightarrow\ \ \ CO_{2\ \ }+\ \ 2H_2OCH4​ + O2​ → CO2 ​+ 2H2​O

CO2 + H2O → H2CO3CO_2\ \ +\ \ H_2O\ \ \rightarrow\ \ H_2CO_3CO2​ + H2​O → H2​CO3​

2HCl + CaCO3 → CaCl2 + CO2 + H2O2HCl\ \ +\ CaCO_3\ \ \rightarrow\ \ CaCl_2\ \ +\ \ CO_2\ \ +\ \ H_2O2HCl + CaCO3​ → CaCl2​ + CO2​ + H2​O

2KI + Cl2 → 2KCl + I22KI\ \ +\ \ Cl_2\ \ \rightarrow\ \ 2KCl\ +\ I_22KI + Cl2​ → 2KCl + I2​

2N2 + O2 → 2N2O2N_2\ \ +\ O_2\ \ \rightarrow\ \ 2N_2O2N2​ + O2​ → 2N2​O

H2O2 → H2O + O2H_2O_{2\ \ }\rightarrow\ \ H_2O\ \ +\ \ O_2H2​O2 ​→ H2​O + O2​

2C2H6 + O2 → 4CO2 + 3H2O2C_2H_6\ \ +\ \ O_2\ \ \rightarrow\ \ 4CO_2\ \ +\ 3H_2O2C2​H6​ + O2​ → 4CO2​ + 3H2​O

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$C\ +\ O_2\ \ \rightarrow\ \ CO_2$

$6C\ \ +\ \ 6H_2O\ \ \rightarrow\ \ C_6H_{12}O_6$

$Na\ \ +\ \ Cl_2\ \ \rightarrow\ \ \ NaCl$

$CH_4\ \ +\ \ O_2\ \ \ \rightarrow\ \ \ CO_{2\ \ }+\ \ 2H_2O$

$CO_2\ \ +\ \ H_2O\ \ \rightarrow\ \ H_2CO_3$

$2HCl\ \ +\ CaCO_3\ \ \rightarrow\ \ CaCl_2\ \ +\ \ CO_2\ \ +\ \ H_2O$

$2KI\ \ +\ \ Cl_2\ \ \rightarrow\ \ 2KCl\ +\ I_2$

$2N_2\ \ +\ O_2\ \ \rightarrow\ \ 2N_2O$

$H_2O_{2\ \ }\rightarrow\ \ H_2O\ \ +\ \ O_2$

$2C_2H_6\ \ +\ \ O_2\ \ \rightarrow\ \ 4CO_2\ \ +\ 3H_2O$