Chemistry Final

44 Questions | Attempts: 812
Share
Quiz Flashcard
SettingsSettings
Please wait...
  • 1/44 Questions

     Which is NOT an element?

    • He
    • N
    • NaCl
    • Mg
Please wait...
About This Quiz

Chemistry Final

Chemistry Quizzes & Trivia

Quiz Preview

  • 2. 

    The _______  is the complete arrangement of electrons in an atom and determines how the atom will chemically bond and influences the orientation of its orbital in space, and its spin.

    • Electron configuration

    • Orbital science

    • Chemical properties of an atom

    Correct Answer
    A. Electron configuration
  • 3. 

     All of the following are biological polymers except –

    • Proteins

    • Petroleum

    • Lipids

    • DNA

    Correct Answer
    A. Petroleum
  • 4. 

     In which situation is a chemical reaction occurring?

    • Salt dissolving in water

    • A nail rusting

    • Ice melting

    • A glass window breaking

    Correct Answer
    A. A nail rusting
  • 5. 

     What coefficient is needed in front of NH3 in order for the following equation to be balanced? N2   +   H2    →    NH3

    • 2

    • 3

    • 4

    • 6

    Correct Answer
    A. 2
  • 6. 

     What coefficient is needed in front of NH3 in order for the following equation to be balanced? N2   +   H2   →  NH3

    • 2

    • 3

    • 4

    • 5

    Correct Answer
    A. 2
  • 7. 

     In which situation is a chemical reaction occurring?

    • Salt dissolving in water

    • A nail rusting

    • Ice melting

    • a glass window breaking

    Correct Answer
    A. A nail rusting
  • 8. 

     All of the following are biological polymers except –

    • Proteins

    • Petroleum

    • Lipids

    • DNA

    Correct Answer
    A. Petroleum
  • 9. 

     Fossil fuels that contain carbon, such as coal, petroleum and natural gas, combine with oxygen to produce carbon dioxide gas and energy often in the form of heat.  These processes are example of which type of reactions?  

    • Endothermic reactions

    • Exothermic reaction

    • Metabolic reactions

    • Replacement reactions

    Correct Answer
    A. Exothermic reaction
  • 10. 

     If a water solution conducts electricity, what must the solute be?

    • Solid

    • Liquid

    • Electrolyte

    • Nonelectrolyte

    Correct Answer
    A. Electrolyte
  • 11. 

     All of the following speed up the dissolving process except _______.

    • Stirring the solution

    • Increasing the size of the solid to be dissolved

    • Increasing the temperature of the solvent

    • Crushing the solid to be dissolve

    Correct Answer
    A. Increasing the size of the solid to be dissolved
  • 12. 

     A hydrocarbon is composed of –

    • Carbons only

    • Carbon, hydrogen, and other atoms

    • Carbon and hydrogen only

    • Carbon plus a variety of other elements

    Correct Answer
    A. Carbon and hydrogen only
  • 13. 

     Fossil fuels that contain carbon, such as coal, petroleum and natural gas, combine with oxygen to produce carbon dioxide gas and energy often in the form of heat.  These processes are example of which type of reactions?

    • Endothermic reactions

    • Exothermic reaction

    • Metabolic reactions

    • Replacement reactions

    Correct Answer
    A. Exothermic reaction
  • 14. 

    What is the name of the OH- ion?

    • Anhydride

    • Oxide

    • None of the above

    Correct Answer
    A. None of the above
  • 15. 

     How many electrons does an atom of the element mercury (Hg) have?

    • 12

    • 121

    • 80

    • 201

    Correct Answer
    A. 80
  • 16. 

    What is the name of the CO3-2 ion?

    • Bicarbonate

    • Bicarboxide

    • Carbonate

    • Carbonite

    Correct Answer
    A. Carbonate
  • 17. 

     What is the mass of an atom with 8 protons, 7 neutrons, and 8 electrons?

    • 15 amu

    • 7 amu

    • 8 amu

    • 23 amu

    Correct Answer
    A. 15 amu
  • 18. 

    What are the products in an acid / base reaction?

    • Hydrogen gas and water

    • Hydronium ions and hydroxide ions

    • A salt and water

    Correct Answer
    A. A salt and water
  • 19. 

    Horizontal rows of elements are called ______; Vertical columns of elements are called _______.

    • Periods, columns

    • Periods, trends

    • Periods, groups

    • Groups, periods

    Correct Answer
    A. Periods, groups
  • 20. 

     Propane, C3H8 (g), burns in oxygen to form carbon dioxide and water.  Which equation correctly shows this reaction? a. C3H8  +  O2  →  CO2   +  H2O b. C3H8   +  5O2  →  3CO2   +  4H2O  c. C3H8   +  5O2  →  CO2   +  4H2O  d. 2C3H8  +  5O2   →  3CO2   +  4H2O  

    • A

    • B

    • C

    • D

    Correct Answer
    A. B
  • 21. 

     Propane, C3H8(g), burns in oxygen to form carbon dioxide and water.  Which equation correctly shows this reaction? a. C3H8  +  O2  →  CO2  +  H2O b. C3H8   +  5O2    →  3CO2  +  4H2O c. C3H8   +  5O2    →  CO2  +  4H2O  d. 2C3H8   +  5O2    →  3CO2  +  4H2O   

    • A

    • B

    • C

    • D

    Correct Answer
    A. B
  • 22. 

     What are the small units that make up polymers called?

    • Monomers

    • Plastics

    • Isomers

    • Proteins

    Correct Answer
    A. Monomers
  • 23. 

     When iron is exposed to air and moisture, it corrodes or rusts.  Examine the equation below for the formation of hydrated iron (III) oxide: __Fe  +  __O2  +  __H2O     →    __Fe2O3+ 3H2O How many molecules of water are contained in the product?

    • 2

    • 3

    • 6

    • 1

    Correct Answer
    A. 3
  • 24. 

     Which of the following has six valence electrons?

    • Beryllium

    • Carbon

    • Oxygen

    • Neon

    Correct Answer
    A. Oxygen
  • 25. 

    LAB / What volume of water must be added to 250ml of 7M HCl to produce 5M HCl? (Hint: M1V1 = M2V2)

    • 100 ml

    • 1000 ml

    • 350 ml

    • 250 ml

    Correct Answer
    A. 100 ml
  • 26. 

     What can a polar molecule dissolve?

    • Any solute

    • A nonpolar solute

    • A polar solute

    • No solute

    Correct Answer
    A. A polar solute
  • 27. 

    Write the name of the compound CCl4 

    • Carbon Tetrachlorate

    • Carbon Chloride

    • Carbonic Acid

    • Carbon Tetrachloride

    Correct Answer
    A. Carbon Tetrachloride
  • 28. 

    LAB / What volume of water must be added to 250ml of 7M HCl to produce 5M HCl? (Hint: M1V1 = M2V2)

    • 100 ml

    • 1000 ml

    • 350 ml

    • 250 ml

    Correct Answer
    A. 100 ml
  • 29. 

    What is the formula for Sodium Hydroxide? a. Na(OH)2       b. NaHO     c. NaH          d.  NaOH        e. none of the above

    • A

    • B

    • C

    • D

    • E

    Correct Answer
    A. D
  • 30. 

    Using only the periodic table, list the following elements according to increasing electronegativity: Ca, Cs, F, Si

    • F, Si, Ca, Cs

    • Cs, Ca, Si, F

    • Cs, Si, F, Ca

    • F, Cs, Ca, Si

    Correct Answer
    A. Cs, Ca, Si, F
  • 31. 

    Write the name of the compound H2SO4

    • Hydrogen Sulfide

    • Sulfurous Hydride

    • Sulfuric Acid

    • DiHydrogen TetraSulfate

    Correct Answer
    A. Sulfuric Acid
  • 32. 

    LAB /  Cr2O3   +   2Al   →   Al2O3   +   2Cr Chromium is produced by reacting chromium oxide with aluminum as shown in the above reaction.  If 92.0 grams of Cr2O3 and 37.0 g of Al react completely to form 71.0 g of Al2O3, how many grams of Cr are produced?

    • 37.0 g

    • 58.0 g

    • 129.0

    • 104 g

    Correct Answer
    A. 58.0 g
  • 33. 

     What is the atomic mass of the element cadmium (Cd)?

    • 112

    • 64

    • 48

    • 96

    Correct Answer
    A. 112
  • 34. 

     What is the formula for aluminum sulfate? a. AlSO4          b. Al2SO4           c. Al2(SO4)3             d. Al(SO4)3

    • A

    • B

    • C

    • D

    Correct Answer
    A. C
  • 35. 

    LAB / What volume of water must be added to 250ml of 7M HCl to produce 5M HCl? (Hint: M1V1 = M2V2)

    • 100 ml

    • 1000 ml

    • 350 ml

    • 250 ml

    Correct Answer
    A. 100 ml
  • 36. 

     In the electron cloud model of an atom, what accounts for most of the volume?

    • Electrons

    • Empty space

    • Neutrons

    • Protons

    Correct Answer
    A. Empty space
  • 37. 

    What is the correct formula for Lead IV Nitrate? A. Pb2(NO3)2                           B. Pb2(NO3)3                  C. Pb(NO3)2                   D. Pb4(NO3)2

    • A

    • B

    • C

    • D

    Correct Answer
    A. C
  • 38. 

     H2SO4  +  KOH  →  K2SO4  +  H2O Cu  +  2AgNO3  →  Cu(NO3)2  +  2Ag NiCl2  +  NaOH  →  Ni(OH)2  +  2NaCl\ H2  +  O2  → 2H2O All of the equations above show what?

    • Reactants combining with products to produce a new substance

    • No chemical changes occurring

    • Physical changes taking place

    • Reactants combining to produce new substances

    Correct Answer
    A. Reactants combining to produce new substances
  • 39. 

    What is the name of  H2CrO4?

    • Carbonic acid

    • Chromatic acid

    • Chromic acid

    Correct Answer
    A. Chromic acid
  • 40. 

     Which process results in the tremendous energy given off by the Sun?  

    • Combustion

    • Nuclear decay

    • Nuclear fission

    • Nuclear fusion

    Correct Answer
    A. Nuclear fusion
  • 41. 

     Given the unbalanced equation ___Fe2O3   +   ___CO →    ___Fe  +   ___CO2 When the equation is correctly balanced, using the smallest whole-number coefficients, what is the coefficient of CO2? a. 1 b. 2 c. 3 d. 4

    • 1

    • 2

    • 3

    • 4

    Correct Answer
    A. 2
  • 42. 

    This equation is balanced and represents a neutralization reaction. HCL (aq) + 2NaOH (aq) --> NaCl (aq) + H2O (l)

    • True balanced, but not a neutralization reaction

    • True

    • False

    Correct Answer
    A. True
  • 43. 

    What is the measure of the concentration of H3O+ ions in a given solution?

    • POH

    • PH

    • Weak base

    • Strong acid

    Correct Answer
    A. Strong acid
  • 44. 

    Elements in the middle of the periodic table are ___

    • Alkaline Earth Metals

    • Rare Earth Metals

    • Halogens

    • Transition Metalloids

    • None of the Above

    Correct Answer
    A. None of the Above

Quiz Review Timeline (Updated): Mar 21, 2022 +

Our quizzes are rigorously reviewed, monitored and continuously updated by our expert board to maintain accuracy, relevance, and timeliness.

  • Current Version
  • Mar 21, 2022
    Quiz Edited by
    ProProfs Editorial Team
  • May 24, 2011
    Quiz Created by
    Mcochran
Back to Top Back to top
Advertisement
×

Wait!
Here's an interesting quiz for you.

We have other quizzes matching your interest.