Topic Details (Notes format)

Balancing Equations

Subject: Chemistry

Book: General Chemistry

Balancing chemical equations ensures that the number of atoms of each element is the same on both reactant and product sides, reflecting the law of conservation of mass. Coefficients are adjusted to balance atoms, but subscripts within chemical formulas must remain unchanged. For example, balancing hydrogen combustion: 2H2 + O2 → 2H2O. Properly balanced equations are essential for accurate stoichiometric calculations in chemistry.

Practice Questions

Which element is represented by the symbol 'Cu'?

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Which element is represented by the symbol 'B'?

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Which element is used in thermometers?

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What is the chemical formula for potassium nitrate?

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What is the chemical formula of carbon dioxide?

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What is the chemical formula for ammonium nitrate?

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What is the chemical formula for perchloric acid?

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Which element is commonly used as a catalyst in hydrogenation reactions?

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Which compound is commonly known as quicklime?

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Which element is essential for thyroid function?

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