What is the balanced equation for the reaction of iron and chlorine gas?
Chemistry Midterm

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Chemistry
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10th - 12th Grade
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Hard
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1.
FLASHCARD QUESTION
Front
Back
2 Fe + 3 Cl₂ → 2 FeCl₃
2.
FLASHCARD QUESTION
Front
What is the chemical formula for aluminum nitrate?
Back
Al(NO₃)₃
3.
FLASHCARD QUESTION
Front
What type of reaction is represented by the equation C₇H₁₆ + 10 O₂ → 7 CO₂ + 8 H₂O?
Back
Combustion
4.
FLASHCARD QUESTION
Front
How do you determine the empirical formula from percentage composition?
Back
Convert percentages to grams, then to moles, and simplify the ratio.
5.
FLASHCARD QUESTION
Front
What is the empirical formula for a compound with 42.07% Na, 18.89% P, and 39.04% O?
Back
Na₃PO₄
6.
FLASHCARD QUESTION
Front
What is the molar mass of PbSO₄?
Back
303.27 g/mol
7.
FLASHCARD QUESTION
Front
Define a synthesis reaction in chemistry.
Back
A reaction where two or more substances combine to form a new compound.
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