
Mass spectrometry
Quiz by Oak National Academy: GCSE Chemistry OCR Higher
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6 questions
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- Q1What do isotopes of an element have in common?Same number of neutronsSame number of protonsSame atomic mass30s
- Q2Atoms form ______ when they gain or lose electrons.Users enter free textType an Answer30s
- Q3How do you calculate the number of neutrons in an atom?Mass number - Atomic numberAtomic number - Mass numberMass number + Atomic number30s
- Q4Which subatomic particle determines the identity of an element?ProtonElectronNeutron30s
- Q5What does the relative atomic mass of an element represent?An average value that takes account of the abundance of the isotopes.The mass of one mole of the element in grams.The mass of the most abundant isotope of an element.The total mass of an element's isotopes combined.30s
- Q6What is the relative atomic mass of chlorine, given isotopes Cl-35 (75%) and Cl-37 (25%)?Users enter free textType an Answer30s