AS OCR Chemistry Quiz 0.0 / 5 ? ChemistryMixture of topicsASOCR Created by: HayleyB1502Created on: 18-02-17 21:09 What is an aliphatic hydrocarbon? A hydrocarbon in which the carbons are connected in straight or branched chains 1 of 10 What is a homologous series? A family of organic substances with the same general formula 2 of 10 What is relative isotopic mass? The mass of an atom of an isotope compared with 1/12 of the mass of a carbon-12 atom 3 of 10 What is the value of avogadros constant? 6.02x10^23 4 of 10 What is the molar gas volume? 24dm^3 5 of 10 what is the equation that uses concentration(c), amount of substance(n) and volume(V)? n=cxV 6 of 10 How could you define an acid? Proton donor 7 of 10 What is the difference between a base and an alkali? Bases react with acid and neutralise them, if its soluble in water its known as an alkali 8 of 10 What is an Amphoteric substance? A substance that can behave as an acid and a base 9 of 10 How many electrons can a p orbital hold? 2 10 of 10
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