Inorganic Chemistry AS AQA

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Last updated: September 10, 2020

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Questions	Answer
What block is Magnesium located in?	s block
Does the atomic radii increase or decrease down the period?	Decrease
What is the ionisation energy trend across a period?	increases
Describe the general trend of reactivity down group 2	increases
Down group 2, does the melting points decrease or increase?	Decreases
Why does the melting point decrease down group 2?	Metallic structure
Describe the solubility trend of hydroxide ions down group 2.	Increases
What is Mg(OH)2 used for?	Neutralises stomach acid
What is barium sulfate used in?	X rays
Magnesium helps to extract what from ores?	Titanium
What is the colour of Chlorine?	Green
What does Chlorine gas and Sodium hydroxide react to make?	Bleach
Halegons are good ______ agents.	Oxidising
Chlorate ions are good at what?	Killing bacteria
Halide ions are good _______ agents.	Reducing
Before adding Silver nitrate, what does adding nitric acid do?	Removes impurities
What does the red litmus paper and NaOH test for?	Ammonium ions
What does HCl and BaCl2 test for?	Sulfate ions
What do you use to test for carbonates?	HCl
Describe the electronegativity trend down group 7.	Decreases
Which is a better reducing agent: chloride or iodide?	Iodide
Disproportation occurs when what two substances react?	Water and Chlorine

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