|Zn |Mg |Cu |Pb | | |(+) clear liquid but the |(+) a black spot appeared on|(-) no reaction occurred |(-) no reaction | |Pb(NO3)2 |Zinc itself turned glittery |the sliver of magnesium. | | | | |(+) the liquid looks |(+)
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combination of substances. The combination of substances often causes reactions‚ and one of the main groups of reactions is the single-replacement reaction. In Amrita University’s explanation of single replacement reactions‚ a single replacement reaction is defined as a “chemical reaction in which a more reactive element displaces a less reactive element from its compound.” The general formula for single displacement reaction is: AB + C A + BC. This formula shows element A being replaced in its
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Title: Double Replacement Reactions (Data and Calculations) Objective: Classify the chemical reaction through observation‚ which each reagent produce when mixed with another reagent. After careful observation‚ be able to prove each observation using the net ionic equation. Background: First‚ a double-replacement reaction is when two cations in different compound switch anions‚ AX + BZ → BY. If either compounds are insoluble a precipitate occurs‚ and if there is no precipitate formed there is
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Chemistry Laboratory 6A – Stoichiometric Analysis of an Iron-Copper Single Replacement Reaction Martin Sun Purpose The purposes of this experiment were to: determine the number of moles of iron reacted; determine the number of moles of copper produced; and calculate the ratio of moles of copper to moles of iron. Materials and Methods Materials and methods for this laboratory followed those laid out in Experiment 6A on pages 56-59 of Essential Experiments for Chemistry by Morrison and Scodellaro
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Double Replacement Precipitation Reactions Determine whether an ionic double replacement reaction has occurred.If I place different amounts of ionic solutions in a well plate‚ then I will be able to determine which of the solutions has had an ionic double reaction placement because I will use the solubility rules to decide which product produced the solid precipitate.Place five drops of silver nitrate into well A1 through A4. Place five drops of Iron (III) Nitrate into rows B1 through B4. Place
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Single Displacement Reaction The objective of this experiment was to observe evidence of a reaction and to determine the chemical equation‚ if there is a reaction. In order for a reaction to occur‚ a metal strip must have evidence of black or grey deposits on the surface of the metal once dipped into the solution. The reactivity of an element is related to its tendency to lose or gain electrons. Three metal strips that were used are copper‚ lead and zinc as well as the solutions of silver nitrate
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Double Replacement Reactions Lab Pre-Lab 1. If a solid‚ a gas or a weakly ionizing compound such as H2O formed‚ then a reaction has occurred. 2. The formation of a solid‚ the formation of a gas and the formation of a weakly ionizing compound are the driving forces that control a double replacement reaction. 3. a. Balanced equation: CaCl2 (aq) + NaPO4 (aq) Ca3(PO4)2 (s) + 6NaCl (aq) Ionic equation: 3Ca2+(aq) + 6Cl-(aq) + 6Na+(aq) + 2PO43- (aq) Ca3(PO4)2 (s) + 6Na+ (aq)
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Micro-Reactions: Predicting the Products of Double Replacement Reactions Introduction – A double replacement reaction is a chemical reaction between two compounds where the positive ion of one compound is exchanged with the positive ion of another compound. If you have the reactants of two reaction solution that you can determine the products. All you need to do is pair the positive parts of the compounds with the other compounds negative part. Once you find the products you can determine their
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Information: A double replacement reaction is a chemical reaction that usually takes place between two aqueous ionic compounds. In the reaction‚ the cation of one compound replaces the other compound’s cation that yields two produce two new and different compounds. A precipitation reaction is a chemical reaction in which the formation of a solid‚ as one of the products‚ arises “when two solutions are mixed”(Zumdahl‚ Decoste 184). This solid is also known as the precipitate of the reaction. One type of evidence
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Reactions in Aqueous Solutions: Metathesis Reactions and Net Ionic Equations Introduction: Metathesis or double decomposition reactions are a reaction in which two compounds react to form two new compounds‚ with no changes in oxidation number. The ions of two compounds exchange partners. AX + BY AY + BX This reaction can occur between two inorganic salts when one product is insoluble in water‚ driving the reaction forward. A typical example is as followed and is considered a molecular equation
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