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Synthesis and Decomposition

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Last updated about 5 years ago
8 questions
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Question 1
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Question 2
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Question 3
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Question 4
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Question 5
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Question 6
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Question 7
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Question 8
8.

What coefficients will blanace it? H3PO4 🡪 H2 + O2 + P

What type of reaction is represented by: Magnesium and chlorine react to produce magnesium chloride?
Synthesis
Decomposition
Single Replacement
What is the correct equation for the chemical reaction in question 1?
Mg + Cl2 --> MgCl2
Mg + Cl --> MgCl
Mg2 + Cl2 --> MgCl2
Mg + Cl --> MgCl2
What type of reaction is represented by: Nickel (III) oxide is heated to produce Nickel and oxygen gas.
Synthesis
Decomposition
Single Replacement
Write the balanced equations for : potassium and Cl2 combine to make potassium chloride.
P + Cl2--> PCl2
K + Cl2 --> KCl2
2K + Cl2 --> 2KCL
2K + Cl2 --> 2KCl
Write the balanced equation: diphosphorus pentaoxide reacts with water to form H3PO4
P2O5 + H2O --> H3PO4
P2O5 + 3H2O --> 2H3PO4
P2O5 + 4H2O --> 2H3PO4
P2O5 + 3H2O --> 5H3PO4
Write the balanced equation: Solid potassium chloride and O2 combine to form KClO3
PCl + O2 --> KClO3
KCl + 3O2--> 2KClO3
PCl + O2 --PClO3
2KCl + 3O2 --> 2KClO3
What coefficients will balnce the equation Fe(OH)3 → Fe2O3 + H2O
2,1,3
2,2,3
1,3,2
3,1,2