
1.1 The Nature of Matter
Quiz by Zhao
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37 questions
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- Q1What are atoms considered as?A moleculeThe smallest unit of matterA subatomic particleA compound30s
- Q2Which subatomic particle has a positive charge?NeutronElectronProtonAtom30s
- Q3Which of the following are subatomic particles in an atom?Neutrons, protons, moleculesProtons, neutrons, electronsAtoms, molecules, compoundsElectrons, isotopes, protons30s
- Q4What defines an isotope?Different number of electronsDifferent number of atomsDifferent number of protonsDifferent number of neutrons30s
- Q5What are radioactive isotopes used for?Building atomsTreating cancer and acting as tracersForming covalent bondsStabilizing electrons30s
- Q6What is a chemical compound?Atoms with the same number of protonsAn isotope with radioactive propertiesTwo or more elements chemically combinedAtoms with different numbers of electrons30s
- Q7Which of the following is a covalent bond?Electrons are shared between atomsMolecules are joined by protonsAtoms are connected by neutronsElectrons are transferred between atoms30s
- Q8What are Van der Waals forces?The force that breaks isotopesInduced electrical interactions between atomsElectrons being sharedStrong chemical bonds30s
- Q9What is hydrophilic?A type of atomA hydrophobic substanceWater-repellingWater-loving30s
- Q10Which bond occurs when electrons are transferred between atoms?Ionic bondVan der Waals forceHydrogen bondCovalent bond30s
- Q11What is an element?A moleculeA substance with the same number of protonsA compoundA combination of isotopes30s
- Q12What is the role of isotopes in cancer treatment?To stabilize cancer cellsTo kill bacteriaTo form new atomsTo form weak interactions30s
- Q13Which of the following compounds contains sodium and chlorine?NaClCO2H2OC6H12O630s
- Q14What type of bond is formed by sharing electrons?Hydrogen bondVan der Waals forceIonic bondCovalent bond30s
- Q15Which of the following forces are considered weak interactions?Ionic bondsProtonsVan der Waals forcesCovalent bonds30s