Chemistry Jeopardy

Chemical Equilibrium

100

Temperature changes affect the value of K_eq - True or False?

True.

200

Name the principle which states that when a reversible process is disturbed, it will proceed in the direction that relieves the stress.

What is Le Chatelier's Principle?

300

An increase in temperature will lower the equilibrium constants of exothermic reactions - True or False?

True.

400

Most natural processes are not reversible reactions - True or False?

False.

500

Given that the K_sp of silver chloride is 1.8 x 10^-10, determine its solubility (M).

1.3 x 10^-5 moles of silver chloride can be dissolved in 1 L of water.

Chemical and Redox Reactions

100

The charge that an atom in a molecule would develop if the most electronegative atoms in the molecule took the shared electrons from the less electromagnetic atoms.

What is the oxidation number?

200

Reduction & oxidation reactions form the basis of what field of chemistry?

What is electrochemistry?

300

The reactant that is oxidized is called the __________ agent.

What is the reducing agent?

400

In a Galvanic cell, the container in which reduction occurs is called the ________________?

What is the cathode?

500

This chemical equation is an example of what kind of reaction? Pb(NO₃)₂ (aq) + K₂CrO₄ (aq) --> PBCrO₄ (s) + 2KNO₃ (aq)

What is a double replacement reaction?

Electrochemistry

100

The two containers in a Galvanic cell are connected by a wire and a ___________  ____________ ?

What is a salt bridge?

200

What is it called when you use electricity to cover something with a "plate" of metal?

What is electroplating?

300

What is the process called of forcing an otherwise nonspontaneous redox reaction to occur with the aid of an electrical current in an electrochemical cell?

What is electrolysis?

400

In a Galvanic cell, the container in which the reduction occurs is called the ____________ ?

What is the cathode?

500

Chemists can measure how strongly a substance will pull electrons towards itself or push them away from itself. This is called?

What is the standard reduction potentials?

Organic Chemistry

100

What are the three types of bonds?

What are ionic, covalent, and metallic bonds?

200

A compound that has the same chemical or molecular formula but different structural formulas are called?

What is an isomer?

300

What is the geometry of a water molecule? Give the angle degrees.

What is bent and 105^o ?

400

Glucose has a molecular formula of C₆H₁₂O₆ - what is it's empirical formula?

What is CH₂O ?

500

Give the name of the compound: N₂O₅ 

What is dinitrogen pentoxide?

Final Jeopardy

500

Balance the following redox reaction, which occurs in an acidic solution: NO₃^- + I₂  --> IO₃^- + NO₂

What is 10NO₃^- + 8H⁺ + I₂  --> 10NO₂ + 4H₂O + 2IO₃^- ?