D Chemical Reactivity Of Some Representative Elements 1 Sodium A Gas Evolved In The Reaction Of Na With Water B Wha 1 (152.7 KiB) Viewed 42 times
D Chemical Reactivity Of Some Representative Elements 1 Sodium A Gas Evolved In The Reaction Of Na With Water B Wha 2 (115.35 KiB) Viewed 42 times
D. Chemical Reactivity of Some Representative Elements 1. Sodium a. Gas evolved in the reaction of Na with water. b. What product is produced from the reaction of Na with water as indicated by the action of phenolphthalein? Chemical equation for the reaction of Na with water. Magnesium and Aluminum C. . 2. a. Which metal reacts more rapidly with HCI? b. What is the gas that is evolved when Mg and A1 react with HCI? C. Reaction of metal ion with limited amount of NaOH: Mg observation (Drops to precipitate) Al observation (Drops to precipitate) Reaction of metal hydroxide with an excess of NaOH: Mg observation Al observation C. Explain the differences in chemical behavior of the magnesium and aluminum hydroxides. Use chemical equations in your discussion. Hydroxides of Magnesium and Calcium Mg observation (Drops to precipitate) Ca observation (Drops to precipitate) Which OH salt is most soluble? Least soluble? What can you conclude about the trend in solubilities of the Group IIA metal hydroxides?
4. Sulfur Dioxide and Sulfuric Acid, Equation for the generation of SO2(g). What does the litmus test indicate about the chemical nature of SO2(g)? What is the color of the litmus paper in a H2S0, solution? What differentiates sulfurous acid from sulfuric acid?
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