Equation

Balance this equation.
_CF₄ + _Br₂ -- _CBr₄ + _F₂

• 2,1,2,1

• 1,2,2,1

• 1,2,1,2

• 2,2,2,2

Tags

NGSS.MS-PS1-5

Balance this equation.
_SnO₂ +_H₂-->_Sn +_H₂O

• 1,1,2,1

• 1,2,1,1

• 1,2,1,2

• 1,2,2,1

Tags

NGSS.MS-PS1-5

Which problem is balanced?
(Check ALL answers)

• PbO₂ + 2H₂

• SO₂ + H₂0 --> H₂SO₄

• 2Na + 2H₂O --> 2NaOH + H₂

Tags

NGSS.MS-PS1-5

NGSS.MS-PS1-2

The coefficient in 3H₂O is

• 6

• 5

• 2

• 3

Tags

NGSS.MS-PS1-1

What is the part of a chemical equation called?
2H_{2 +} O₂ --> 2H₂O

• Reactants

• Products 

• Yields 

• Chemical Equation 

Which side of a chemical equation is the product side?

• Left (before the arrow)

• Right (after the arrow)

Which side of a chemical equation is the reactant side?

• Left (before the arrow)

• Right (after the arrow)

Which problem is balanced?

• PbO₂ + 2H₂

• SO₂ + H₂0 --> H₂SO₄

• 2Na + 2H₂O --> 2NaOH + H₂

Tags

NGSS.MS-PS1-5

Balance this equation
_Zn+_HCl-->_ZnCl₂ +_H₂

• 1,1,2,1

• 1,1,1,2

• 1,2,1,1

• 2,1,1,1

Tags

NGSS.MS-PS1-5

Balance this equation.
_Mg + _Cl₂ --> _MgCl₂

• 2,1,1

• already balanced

• 1,2,1

• 1,1,2

Tags

NGSS.MS-PS1-5