CCU1 types of reactions

Multiple Choice

A student mixes 125 grams of sugar, 250 grams of water and 5 grams of flavoring. The solution weighs...

• 250 grams

• 380 grams

• 375 grams

• 400 grams

Labelling

Account for all the atom of both sides of the arrow with the given coefficients.

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3

6

5

4

1

2

Dropdown

Finish balancing the equation



4 Fe_(s) + 3O_2(g) → ​ ​​

Select answer

Fe₂O₃

Labelling

Finish accounting for atoms

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3

8

4

6

2

Dropdown

 Finish balancing the reaction



​

Select answer

PbSO₄ →  2PbSO₃ + ​

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O₂

Multiple Choice

Which type of reaction is:

H₂ + O₂ → H₂O

• Synthesis

• Decomposition

Multiple Choice

Which type of reaction is:

NiCl₂ → Ni + Cl₂

• Synthesis

• Decomposition

Labelling

Account for the atoms on each side of the arrow.

Drag labels to their correct position on the image

4

7

3

2

16

1

Dropdown

Balance the reaction



1 C₇H₁₆ + ​ ​

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O₂    → ​

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CO₂ + ​

Select answer

H₂O

Hint: balance the O₂ last

Categorize

Options (8)

Requires oxygen

Releases energy

C₆H₁₂ + 9O₂ -->6CO₂ + 6 H₂O

Breaks down compounds into simpler substances

Combines two or more substances

Produces a single product

CaCO₃ --> CaO + CO₂

2C₅H₅ + Fe --> Fe(C₅H₅)₂

Organize these options into the right categories

Decomposition Reaction

Synthesis Reaction

Combustion Reaction

Dropdown

​

Select answer

Mg + ​

Select answer

Fe₂O₃  → ​

Select answer

Fe + 3MgO

Categorize

Options (5)

Pb + FeSO4 --> PbSO4 + Fe

2AgNO₃ + Cu --> Cu(NO₃)₂ + 2Ag

SeCl₆ + O₂ --> SeO₂ + 3Cl₂

Zn + HCl --> ZnCl₂ + H₂

2Na+ 2H₂O→ 2NaOH + H₂

Organize these options into the right categories

Metal Displacement

Halogen Displacement

Hydrogen Displacement

Dropdown

Balace the chemical reaction

​

Select answer

AlBr₃ + ​

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K₂SO₄ →​

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KBr + ​

Select answer

Al₂(SO₄)₃

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Multiple Choice

Which of the following is the general formula for a decomposition reaction?

• A + B  → AB
• AB → A + B
• AB + C → AC + B
• AB + CD → AC + BD

Multiple Choice

Mg + N₂ --> Mg₃N₂

• Synthesis (combination)
• Decomposition
• Single replacement
• Combustion

Multiple Choice

C₃H₈ + O₂ --> H₂O + CO₂

• Synthesis (combination)
• Decomposition
• Single replacement
• Combustion

Multiple Choice

C₄H₁₂ + 7O₂ → 4CO₂ + 6H₂O

• Synthesis
• Combustion
• Single Replacement
• Double Replacement
• Decomposition

Multiple Choice

What reaction has the following general formula:

A + CD --> C + AD

• Synthesis

• Decomposition

• Single Replacement

• Double Replacement

• Combustion