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Period 3 reactions

QuestionAnswer
What is the product formed when Na reacts with oxygen? Sodium oxide
What is observed when magnesium metal burns in oxygen? a bright white light
Which metal reacts the slowest with oxygen; Na, Mg or Al? Al?
What is the formula of the product formed between Al and O? Al2O3
What are the products of the reaction between Na and water? sodium hydroxide and hydrogen
What is the pH of the solution formed when Na and water react? pH 12-14
What are the products formed when Mg and steam react? MgO and hydrogen gas
What is observed when Mg is added to water? A white precipitate forms and a colourless, odourless gas evolved
Does Al react with water? No
Describe the product formed between S and oxygen A colourless, acidic, reducing gas
Does chlorine react with oxygen? No
Which of the period 3 elements DO NOT react with water or steam? Si, P, S
Is the reaction between Al and steam fast or slow? Slow
Name the products of the reaction between Al and steam aluminium oxide and hydrogen gas
What are the formulas of the oxides of phosphorus which form when P and oxygen react? P4O10 and P4O6
What is the formula of the product formed when Na and chlorine react? NaCl
What is the formula of the product formed when Mg and chlorine react? MgCl2
What is the formula of the product formed when Al and chlorine react? Al2Cl3
Describe the product formed when Si burns in chlorine A volatile, colourless liquid
What is the formula of the chlorides of phosphorus which can form when P reacts with chlorine. PCl3, PCl5
Describe PCl3 colourless, fuming liquid
Describe PCl5 off-white solid
SiCl4 is formed by the reaction between which 2 elements? silicon and chlorine
What is the formula of the product formed between S and chlorine? S2Cl2
What is the colour of aluminium oxide solid white
What is the pH of the solution formed when Al is placed in water? pH 7
Na is placed into a test tube with water and Mg is placed into a second test tube with water. Which test tube gets hotter? The one with Na
What is the colour of NaCl and MgCl2 white
What is the pH of the solution formed when water and chlorine react? pH 2-4
Created by: k.goddard
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