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- 1. Multiple ChoiceWhat is a pure substance that cannot be broken down into any other substance by physical or chemical means. Ex: Gold, Silver, Oxygen, & Nitrogenelementcompoundmixturesalad
- 2. Multiple ChoiceWhat is a pure substance made of two or more elements chemically combined in a set ratio. Ex: CO2 has a set ratio of 1:2, meaning for every one carbon atom there are two oxygen atoms.elementcompoundmixturesalad
- 3. Multiple ChoiceWhat is an atom which has gained or last electrons called?isotopeatomionbalanced
- 4. Multiple ChoiceWhat type of property can only be observed by changing the substance into a new substance. Ex: Flammability, oxidationchemicalphysical
- 5. Multiple ChoiceWhat type of mixture contains visible parts (like a salad or a pizza or granite)homogenousheterogenous
- 6. Multiple ChoiceWhat is matterAnything which is solidAnything that takes up space and has masswhen something is wrong
- 7. Multiple ChoiceGold is an example of a(n)pure elementpure compoundpure mixture
- 8. Multiple ChoiceAir is an example of a(n)elementcompoundheterogenous mixturehomogenous mixture
- 9. Multiple ChoiceIn a mixture items can be separated __________chemicallyphysically
- 10. Multiple ChoicePhase changes (going from a solid to a liquid to a gas) are what types of changes?chemicalphysical
- 11. Multiple ChoiceElements in a compound can be separated __________physicallychemically
- 12. Multiple Choicewho developed the modern day periodic table of elements?DarwinShultzHookeMendeleev
- 13. Multiple ChoiceOn the Periodic Table each element increases by one _________electronprotonneutronletter
- 14. Multiple ChoiceA row across the Periodic Table where each element has the same number of energy shellscolumnfamilyperiod
- 15. Multiple ChoiceIn a family or column, the elements have similar properties because they all have the same number ofprotonsneutronsvalence electronselectrons
- 16. Multiple ChoiceWhat is the octet rule? How many valence electrons can the first three periods hold?822 8 82 8 16
- 17. Multiple ChoiceWhether or not bonds form is due to the ?????valence electron configurationsprotonsatomic masschance
- 18. Multiple ChoiceIn what type of bond are electrons gained or lost? This happens between a metal and a non-metal?ioniccovalentsubatomic
- 19. Multiple ChoiceIn this type of bond electrons are shared by two non-metalsioniccovalentsubatomic
- 20. Multiple ChoiceThe Law of Conservation of Matter saysMatter can be created, but not destroyedmatter can be destroyed, but not createdmatter cannot be created or destroyed
- 21. Multiple ChoiceWhen heat is added to matter, the molecules tend tomove faster and farther apartslow downnothing, heat has no impact on the state of matterfreeze
- Answer choicesTagsAnswer choicesTags