Chemistry CST Jeopardy $100 $200 $300 300 $300 $300 $300 $400 400 $400 400 $500 Solutions & Acids/BasesAtomicStructure Matter & StoichiometryGasesEquilibrium.

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Presentation transcript:

Chemistry CST Jeopardy

$100 $200 $ $300 $300 $300 $ $ $500 Solutions & Acids/BasesAtomicStructure Matter & StoichiometryGasesEquilibrium & Rxn Rates ChemicalBonding Cegoy SlideCegoy Slide $300

Chemical Bonding - $100 What kind of bond exists between the two nitrogen bonds in N 2 ? A. covalentC. metallic B. ionicD. nuclear What is A, covalent.

Chemical Bonding - $200 The Lewis Dot Structure for N 2 is shown below. What is the probable shape of N 2 ? :N=N: A. linearC. Tetrahedral B. octahedralD. Trigonal Planar What is A, linear.

Chemical Bonding - $300 When a halogen and an alkali metal bond, a(n) A. Covalent bond is formed because the difference in electronegativity is small. B. Covalent bond is formed because the difference in electronegativity is great. C. Ionic bond is formed because the difference in electronegativity is small. D. Ionic bond is formed because the difference in electronegativity is great. What is D.

Chemical Bonding - $400 What kind of bond exists between the zinc and sulfate ions in ZnSO 4 ? A. covalentC. metallic B. ionicD. nuclear What is B, ionic.

Chemical Bonding - $500 What holds the atoms of a salt in a fixed, crystal lattice pattern? A. covalent bondsC. magnetic force B. electrostatic attractionD. viscosity What is B, electrostatic attraction.

Solutions & Acids/Bases - $100 An acidic solution usually tastes A. bitterC. sour B. saltyD. sweet What is C, sour.

Acids A. donate hydrogen ions B. donate hydroxide ions C. accepts hydrogen ions D. accepts inert compounds What is A, donate hydrogen ions. Solutions & Acids/Bases - $200

Substance X has a pH of 3 and Substance Y has a pH of 6. This means that A. Substance X has 1000 times the concentration of hydrogen ions that Substance Y has, making it a stronger acid. B. Substance X has twice the concentration of hydrogen ions that Substance Y has, making it a weaker acid. C. Substance Y has 1000 times the concentration of hydrogen ions that Substance X has, making it a stronger base. D. Substance Y has twice the concentration of hydrogen ions that Substance X has, making it a weaker base. What is A. Solutions & Acids/Bases - $300

Solutions & Acids/Bases - $400 Which will fully dissociate in water? A. Strong acidC. Weak acid B. Neutral solutionD. Weak base What is A, strong acid.

Solutions & Acids/Bases - $500 Bases accept A. anhydrous compounds B. ionic compounds C. hydrogen ions D. hydroxide ions What is C, hydrogen ions.

Atomic Structure - $100 Where is most of the mass of an atom located? A. p orbitalC. neutrons B. nucleusD. electrons What is B, nucleus.

Atomic Structure - $200 Which of the following atoms has the largest atomic radius? A barium (Ba) B chlorine (Cl) C iodine (I) D magnesium (Mg) What is A.

Atomic Structure - $300 Which substance has weak intermolecular forces? A. AluminumC. Tin B. Salt (NaCl)D. Water What is B, salt.

Atomic Structure - $400 What is C, in a crystal lattice. Atoms in salt (NaCl) are arranged A. as dissociated ions B. as polar molecules C. in a crystal lattice D. in random patterns

Atomic Structure - $500 The ionization energy of an element indicates the energy it takes to remove an electron from the outermost level. As you move down a group in the periodic table, the ionization energy A. Decreases because the electron is farther from the nucleus. B. Increases because the number of protons increases. C. Decreases because the number of neutrons increases. D. Increases because the size of the atom increase. What is A, decrease because the electron is farther from the nucleus.

Matter & Stoichiometry - $100 How much mass does 1 mol of carbon-12 atoms have? A.12gC. 24g B.23 gD. 100g What is A, 12g.

Matter & Stoichiometry - $200 Balance the following equation. What is the missing coefficient? 4Fe + __O 2 → 2Fe 2 O 3 A. 1C. 3 B. 2D. 4 What is C, 3.

Matter & Stoichiometry - $300 How many particles does 16g of sulfur have? A. 3.01x10 23 C. 1.20x10 24 B. 6.02x10 23 D. 6.02x10 24 What is A.

Matter & Stoichiometry - $400 What is the concentration of 80g of NaOH in 500mL of solution? A. 2M solutionC. 8M solution B. 4M solutionD. 40M solution What is B, 4M solution.

Matter & Stoichiometry - $500 2H 2 + O 2 → 2 H 2 O If 4g of hydrogen reacts with an unlimited amount of oxygen, how many grams of water will be produced? A. 18C. 36 B. 32D. 40 What is C, 36.

Gases - $100 If the size of a container of gas molecules is reduced by half, the pressure will A. decrease B. increase C. remain the same D. remain the same but cause the temperature to increase What is B, increase.

Gases - $200 The pressure on the inside walls of a sealed jar is caused by the A. Attraction of the gas molecules inside it on the wall of the jar. B.Collision of the gas molecules inside it against the wall of the jar. C.Temperature of the gas molecules inside it on the wall of the jar. D.Volume of the gas molecules inside it against the wall of the jar. What is B.

Gases - $300 A gas diffuses because the molecules of a gas A. Have little motion B. Have random motion C. Vibrate slowly D. Vibrate quickly What is B.

Gases - $400 Standard temperature and pressure (STP) occurs at A. 0 o CC. 32 o F B. 0KD. 100 o F What is A, 0 o C (273K).

Gases - $500 A sample of carbon dioxide gas occupies a volume of 20 L at standard temperature and pressure (STP). What will be the volume of a sample of argon gas that has the same number of moles and pressure but twice the absolute temperature? A.10 LB. 20 LC. 80 LD. 40 L What is D.

Equilibrium & Rxn Rate - $100 Which can increase reaction rates? A. AcidC. Catalyst B. BaseD. Salt What is C, catalyst.

According to Le Chatelier’s principle, what will happed if the reactants are increased in a reaction at equilibrium? A.There will be a net reaction to the left and no equilibrium. B.There will be a net reaction to the left until a new equilibrium occurs. C. There will be a net reaction to the right and no equilibrium. D. There will be a net reaction to the right until a new equilibrium occurs. What is D. Equilibrium & Rxn Rate - $200

How can someone tell when equilibrium in a reaction has occurred? A.The forward reaction rate increases and the reverse reaction rate decreases. B.The forward reaction rate decreases and the reverse reaction rate increases. C. The forward and reverse reaction rates fluctuate back and forth. D.The forward and reverse reaction rates are the same. What is D. Equilibrium & Rxn Rate - $300

Which will increase reaction rates? A. High concentration of products B. Low temperature C. Large surface area of reactants D. Low mass of products What is C, large surface area. Equilibrium & Rxn Rate - $400

The rate of a reaction can be described using A.The increase in the concentration of the reactants over time. B.The increase in the concentration of the products with time. C. Evidence of product formation. D. The change of enthalpy of the reaction. What is B. Equilibrium & Rxn Rate - $500