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Ch.7 - Periodic Properties of the Elements
Chapter 7, Problem 77c

Write a balanced equation for the reaction that occurs in each of the following cases: (c) Sulfur reacts with hydrogen gas.

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Key Concepts

Here are the essential concepts you must grasp in order to answer the question correctly.

Chemical Reactions

A chemical reaction involves the transformation of reactants into products through the breaking and forming of chemical bonds. In this case, sulfur and hydrogen gas will react to form a new compound. Understanding the types of reactions, such as synthesis, decomposition, or combustion, is essential for predicting the products formed.
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Balancing Chemical Equations

Balancing a chemical equation ensures that the number of atoms for each element is the same on both sides of the equation, adhering to the law of conservation of mass. This process involves adjusting coefficients in front of the chemical formulas to achieve balance, which is crucial for accurately representing the reaction.
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Formation of Hydrogen Sulfide

When sulfur reacts with hydrogen gas, the primary product formed is hydrogen sulfide (H2S). This compound is a colorless gas with a characteristic odor of rotten eggs. Recognizing the products of specific reactants helps in writing the correct balanced equation for the reaction.
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