Science 24 Chapter 3 Review
Quiz by Joe Garreck
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15 questions
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- Q1Words are used to indicate what changed during a chemical reactionWord Equation30s
- Q2Two or more elements combined to form a compound. Element A + Element B --> CompoundSimple Composition Reaction30s
- Q3A compound is broken into Two or more elements. Compound --> Element A + Element BSimple Decomposition Reaction30s
- Q4Standard scientific name by which each element or compound is knownChemical Name30s
- Q5The compound is written as symbols and numbers only.Chemical formula30s
- Q6The everyday names that are used for various compounds.Common Name30s
- Q7dihydrogen oxide is commonly known as ____________________.waterstomach acidjelloair30s
- Q8Matter is not created or destroyed. What goes in must come out.Law of Conservation of Mass30s
- Q9Each side of the equation has the same elements and the same number of atoms of eachBalanced Chemical Equation30s
- Q10Is the chemical equation balanced? 2ClO --> Cl2 + 2OYesNoUnder certain conditions30s
- Q11An explosion occurs, causing heat, light, and sound to be released. Which of the following is the best description of the event?an exothermic combustion reaction occurredan exothermic neutralization reaction occurredan endothermic neutralization reaction occurredan endothermic combustion reaction occurred30s
- Q12What is the correct way to name P5Cl3?phosphorus chloridepentaphophorus tetrachloridephosphorus trichloridepentaphosphorus trichloride30s
- Q13How are word equations organized?the left side is products, and they are separated from reactants by an equal signthe left side is reactants, and they are separated from products by an arrowthe left side is products, and they are separated from reactants by an arrowthe left side is reactants, and they are separated from products by an equal sign30s
- Q14Hydrogen reacts with Oxygen gas to make water. What is this an example of?a neutralization reactiona combustion reactiona simple composition reactiona simple decomposition reaction30s
- Q15Reactions follow patterns. Studying these ____________ ____________, helps a chemist know what to expect.chemical reactionsdecomposing reactionssimple reactionschemical formulas30s