Complete and balance each equation. If no reaction occurs, write 'NO REACTION.' a. NaNO₃(aq) + KCl(aq) →

검증된 단계별 안내

Identify the reactants: NaNO_3 (aq) and KCl (aq).

Determine the possible products by exchanging the anions and cations: NaCl and KNO_3.

Write the unbalanced equation: NaNO_3 (aq) + KCl (aq) → NaCl (aq) + KNO_3 (aq).

Check the solubility of the products: Both NaCl and KNO_3 are soluble in water.

Since all reactants and products are soluble, no precipitate forms, and the reaction does not proceed. Therefore, the result is 'NO REACTION.'

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이 영상 해법은 위 문제에 도움이 된다고 튜터들이 추천한 것입니다.

영상 길이:

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주요 개념

질문에 올바르게 답하기 위해 반드시 이해해야 하는 핵심 개념들은 다음과 같습니다.

Double Displacement Reaction

A double displacement reaction, also known as a double replacement reaction, occurs when two compounds exchange ions or bonds to form two new compounds. In this type of reaction, the cations and anions of the reactants switch partners, which can lead to the formation of a precipitate, gas, or a weak electrolyte. Understanding this concept is crucial for predicting the products of the reaction between NaNO3 and KCl.

Solubility Rules

Solubility rules are guidelines that help predict whether a compound will dissolve in water. For example, most nitrates (like NaNO3) and chlorides (like KCl) are soluble in water, while some combinations may lead to the formation of insoluble products. Knowing these rules is essential for determining if a reaction will occur and if any precipitate will form in the given equation.

Balancing Chemical Equations

Balancing chemical equations involves ensuring 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 often requires adjusting coefficients in front of compounds rather than changing subscripts. Mastery of this concept is necessary to accurately represent the reaction and its products in the equation provided.

Complete and balance each equation. If no reaction occurs, write 'NO REACTION.' a. NaNO3(aq) + KCl(aq) →