Practise Questions on Chemical Reaction and Equation MCQ Q1:When Ag is exposed to air, it gets a black coating of (a) AgNO3 (b) Ag2O (c) Ag2S (d) Ag2CO3 Q2:In the double displacement reaction between aqueous potassium iodide and aqueous lead nitrate, a yellow precipitate of lead iodide...
Understand the concept of balancing chemical Equation | Law of conservation of mass, reactants and Products | Why is it important to balance a chemical equation,balanced chemical equation for magnesium oxide.
Step-by-Step Solution:1. Definition of Chemical Reaction: A chemical reaction is a process where one or more substances (reactants) are transformed into one or more new substances (products). This transform
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The process is formed by the reaction of iron with oxygen in the presence of air moisture or water. The rust formula is approximately Fe2O3 x H2O however, the exact amount of water in the formula is variable. However, there is no physical process to obtain the iron from the rust....
In a chemical equation, the starting compounds and reactants are on the left, the products and the final compounds are on the right. To balance a reaction, the number of elements on both sides of the equation should be equal. Various stoichiometry coefficients are used to adjust the number...
Chemical Equation Questions and Answers - Practice questions, MCQs, PYQs, NCERT Questions, Question Bank, Class 11 and Class 12 Questions, NCERT Exemplar Questions, and PDF Questions with answers, solutions, explanations, NCERT reference, and difficulty
To complete the chemical equation for the reaction between sodium acetate (CH₃COONa) and sodium hydroxide (NaOH), we can follow these steps:1. Identify the Reactants: - The reactants in this reaction are sodium acetate (
4. Reaction with Liquid Water: - Magnesium does not react significantly with cold liquid water. However, when heated, it can react with water to form magnesium hydroxide and hydrogen gas. - The balanced chemical equation for this reaction is:...
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