GENERAL CHEMISTRY BRIEFING EXIT SLIP
Quiz by Mr Le
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10 questions
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- Q1What are the core components of an atom?Protons and electronsProtons and neutronsElectrons and positronsPhotons and neutrons30s
- Q2What is the main factor that determines the chemical behavior of an element?Atomic massValence electronsPresence of isotopesNumber of neutrons30s
- Q3What type of bond forms when electrons are shared between two atoms?Ionic bondCovalent bondPolar bondMetallic bond30s
- Q4Which group of elements is known for having a full outer shell and being unreactive?Alkali metalsHalogensTransition metalsNoble gases30s
- Q5What happens to an atom when it loses an electron?It becomes a neutronIt becomes a cationIt becomes neutralIt becomes an anion30s
- Q6What is the term for the energy needed to start a chemical reaction?EnthalpyThermal energyActivation energyFree energy30s
- Q7In a chemical reaction, what does the law of conservation of mass state?Mass can change formsMass cannot be created or destroyedMass is irrelevant to reactionsMass can be created or destroyed30s
- Q8Which of the following describes a physical change?Burning woodMixing vinegar and baking sodaRusting ironHammering metal30s
- Q9What type of reaction involves the transfer of electrons?Decomposition reactionRedox reactionSynthesis reactionSingle replacement reaction30s
- Q10What is pH a measure of?Hydroxide ion concentrationPressureHydronium ion concentrationTemperature30s