Balancing Formulas

Balancing Formulas

11th Grade

25 Qs

quiz-placeholder

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Balancing Formulas

Balancing Formulas

Assessment

Quiz

Science

11th Grade

Practice Problem

Hard

NGSS
MS-PS1-5, MS-PS1-2, MS-PS1-1

Standards-aligned

Created by

Lisa Thompson

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25 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Balance this equation.
_CF+ _Br-- _CBr+ _F2

2,1,2,1

1,2,2,1

1,2,1,2

2,2,2,2

Tags

NGSS.MS-PS1-5

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Balance this equation
_Al +_HCl --> _H+_AlCl3

2, 6, 3, 2

it is already balanced

4, 12, 3, 4

2, 1, 4, 5

Tags

NGSS.MS-PS1-5

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

Is this equation balanced?

Yes

No

Tags

NGSS.MS-PS1-5

4.

LABELLING QUESTION

1 min • 1 pt

Balance the equation:

c
e
f

3

1

2

6

4

5

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

5.

DRAG AND DROP QUESTION

1 min • 1 pt

Media Image

The numbers placed in ​ (a)   of formulas to balance equations are called ​ (b)   , and they multiply all the atoms in a ​ (c)   . Thus, the symbol “2NaHCO₃” indicates ​ (d)   units of sodium bicarbonate, which contain 2 Na atoms, 2 H atoms, 2 C atoms, and 6 O atoms

(2 X 3= 6, the coefficient times the subscript for O).

front

coefficients

two

formula

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

What coefficients should be added to balance the equation?

None, it's already balanced.

4C

4H2

2H2

Tags

NGSS.MS-PS1-5

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

Decide which coefficients should go in front of Al2O3 and O2 in order to balance the equation.

2Al2O3 and 2O2

2Al2O3 and 3O2

4Al2O3 and 2O2

Tags

NGSS.MS-PS1-5

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