C4 Quiz Based on the grade booster checklists in my revision guide. 1.0 / 5 based on 1 rating ? ChemistryC4GCSEOCR Created by: JennLousieCreated on: 27-03-16 14:10 How are elements arranged in the Periodic Table? By patterns 1 of 21 What is inside of an atom's nucleus? Protons and neutrons 2 of 21 How many electrons can the first shell hold? 2 3 of 21 How many electrons can the second shell hold? 8 4 of 21 What is a row in the Periodic Table called? A period 5 of 21 What is a column in the Periodic Table called? A group 6 of 21 What do halogens react with? Group 1 metals 7 of 21 Do ionic compounds conduct electricity? Yes, but only when they're dissolved in water or molten 8 of 21 Why can't ionic compounds always conduct electricity? They can only do it when their ions are free to move 9 of 21 Which three scientists contributed to the Periodic Table? Döbereiner, Newlands, and Mendeleev 10 of 21 What is unique to each element? Its flame colour and line spectrum 11 of 21 What does the proton number tell us? The number of electrons 12 of 21 What do halogens contain? Diatomic molecules 13 of 21 What happens to halogens as you go down the group? They get less reactive 14 of 21 What can more reactive halogens do? Displace less reactive halogens 15 of 21 What is the electron arrangement linked to? Its place in the Periodic Table and its reactivity 16 of 21 When are Group 1 elements more reactive? When they have more electron shells 17 of 21 When are halogens more reactive? When they have less electron shells 18 of 21 When are positive ions formed? When atoms lose electrons 19 of 21 When are negative ions formed? When atoms gain electrons 20 of 21 What does the formula of an ionic compound contain? A balance of positive and negative ions 21 of 21
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