JEOPARDY Third Nine Weeks- 9 weeks review ElDoradoHighSchoolAZTECS 100 200 300 400 500

JEOPARDY

Third Nine Weeks- Third Nine Weeks- 9 weeks review9 weeks review

ElEl DoradoDorado HighHigh SchoolSchool AZTECSAZTECS

100 100 100 100 100

200 200 200 200 200

300 300 300 300 300

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500 500 500 500 500

A: electron

S2C04 Jeopardy Review

The cathode ray experiments led to which particle being discovered?

A nucleusB protonC neutronD electron

The protons in Rutherford’s experiments were used to —

F identify chemical propertiesG identify the melting pointH determine molecular massJ bombard sheets of goldA: J bombard sheets of gold


Which of the following statements is MOST accurate regarding atoms?

F Most atoms cannot combine with other atoms.G Chemical reactions divide atoms into smaller units.H Atoms of the same element may have different mass numbers.J Atoms only contain protons

A: H atoms of the same element may have different mass numbers


Which type of solution has achievedequilibrium between solute andsolvent if the solute is still visibleafter mixing?F an unsaturated solutionG a saturated solutionH a supersaturated solutionJ a dilute solutionA: G. A saturated solutin


A solution that contains themaximum amount of solute that issoluble at a given temperature issaid to be —F unsaturatedG saturatedH supersaturatedJ diluted

500A: G. saturated


Which substance would be least likelyto dissolve in a polar solvent?

F nonpolar moleculeG acidsH polar moleculeJ ionic compound

00

A: F. nonpolar molecule


Using the periodic table, predict which elements will have similar chemical properties or reactivity.

F cadmium, calcium, and carbonG magnesium, strontium, and bariumH rubidium, yttrium, and zirconiumJ nitrogen, sulfur, and bromine

200A: G


How many mL of stock NH3 isneeded to make 100.0mL of 1.00MNH3? Your stock solution is 14.8M.(Answer in significant figures with mLfor unit.)

300


A: 6.76 mL

The number of valence electrons inGroup 2 elements is —

F 0G 1H 2J 3

I400A: H. 2


What happens to the number ofelectrons in an atom as the atomicnumber on the Periodic Tableincreases?

A increasesB decreasesC remains the sameD depends on the atomo

500A: A. increases

THIS


A: D

TH


Which set correctly lists the types ofelectromagnetic radiation in order,from least to most energetic?

A ultraviolet, visible, infrared, microwaveB infrared, microwave, ultraviolet, xraysC ultraviolet, visible violet, visible red, infraredD radio, microwave, ultraviolet, gamma

How many neutrons wouldhave?

F 16G 18H 20J 32

A: G. 18


Which of the following is TRUE aboutNickel-59?

A 28 neutronsB 28 protonsC 31 electronsD 59 neutrons

A: B. ) 28 protons


A: F. the naturally occurring isotopes

H


Which of the following is used to calculate the average atomic mass of an element?

F the naturally occurring isotopesG the five most abundant isotopesH the isotopes that are man madeJ the least common isotopes

Which of the following atoms wouldhave the largest ionic radius?

A lithiumB sodiumC potassiumD cesium00

A: D. Cesium

CITY.


What will happen to the ability of a solid to dissolve in a liquid if the temperature increases?

F solubility of the solid always increasesG solubility of the solid always decreasesH solubility of the solid usually increasesJ solubility of the solid usually decreases

A: H. solubility of the solid usually increases

A


A solution in which more solute is dissolved than is typically soluble at a given temperature is —

A unsaturatedB saturatedC supersaturatedD diluted

A. C. supersaturated

A


Which type of solution has achieved equilibrium between solute and solvent if the solute is still visible after mixing?

F an unsaturated solutionG a saturated solutionH a supersaturated solutionJ a dilute solution

A: G. A saturated solution


A sample of 0.0255 mol potassiumhydroxide, KOH, was dissolved inwater to yield 10.0 mL of solution.What is the molarity of the solution?

A 2.55 MB 2.55 x 103 MC 392 MD .392 M

A: 2.55 M

Th


What volume of 2.5M NaOH solutioncontains 3.25 mol of NaOH?

F 0.098 LG 0.575 LH 1.30 LJ 1.45 L

A: H. 1.30 L

T


What is the molarity of a solution that contains 0.400 mol HCl in 9.79 L solution?

F 0.0133 MG 0.0409 MH 0.959 MJ 5.67 M

A: G. 0.0409 M


2Students are using heat, chemicals,and glassware in a laboratoryexperiment. Which of these isthe BEST method of eye protection?

F safety gogglesG contact lensesH prescription eye glassesJ no eye protection needed00

A: F. Safety goggles

T


An isotope of mercury has 80protons and 120 neutrons. What isthe mass number of this isotope?A 80B 120C 200D 201

A: C. 200

T


Students complete a laboratory investigation. Who is responsible for returning the materials to theirproper places?

A students who did the investigationB students entering the laboratoryC building services personnelD the chemistry teacher

A: A. students who did the investigation

T


Why is an atom considered electrically neutral?

F neutrons equal the number of protonsG proton forces pull on the neutronsH electrons equal the number of protonsJ electrons equal the number of neutrons0

A: H. Electrons equal the number of protons

C


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JEOPARDY Third Nine Weeks- 9 weeks review ElDoradoHighSchoolAZTECS 100 200 300 400 500