IB Chemistry Jeopardy!

Redox Reactions

100

The species that gains electrons.

What is the oxidizing agent?

200

This is a system in which chemical reactions produce voltage.

What is a voltaic cell? Or Electrochemical cell?

300

The oxidation numbers of H₂SO₄ for each atom

What is +1 for H, +6 for S and -2 for O

400

The reducing agent for the equation: I₂ + SO₃^-2 + H₂O => 2I^-1 + SO₄^2- +2H⁺¹

What is S in SO₃^-2 ?

500

These metals in order of increasing reactivity: Pb, Zn, Ag

What is Ag, Pb, Zn

The Basics

100

The number of neutrons found in an atom of C-13.

What is 7?

200

The electron configuration of copper.

What is [Ar] 4s¹ 3d¹⁰ ?

300

The atom with the largest atomic radius in Group 1.

What is Francium?

400

The method of separation that would separate ethanol and water.

What is distillation?

500

The mass in kg for one molecule of oxalic acid (C2H2O4).

What is 1.5 x 10^-25 kg?

Kinetics and Energetics

100

The energy change that occurs when chemical bonds are broken

What is energy absorbed when chemical bonds are broken?

200

The sign of the change in H for an exothermic reaction

What is negative?

300

The amount of heat energy added when the temperature of 2.0g sample of aluminum increases from 25 degrees celsius to 30 degrees celsius given that the specific heat capacity of aluminum is .90 J/gK

What is 9.0 J?

400

The common units for rate of reaction.

What is moldm^-3s^-1?

(Could also be /min or another unit of time)

500

The technique used to follow the rate of reaction of a reaction that has iodine as a reactant.

What is spectrophotometry? (or colorimetry)

Organic Chemistry

100

The structural difference of a homologous series

What is a CH2 group

200

An alcohol where the carbon bonded to the hydroxyl group is also bonded to two carbons and a hydrogen.

What is secondary alcohol

300

The products of the oxidation of ethanol

What is ethanal and ethanoic acid

400

The type of reaction common to halogenoalkanes

What is a nucleophilic substitution

500

What is the name of the following molecule:

CH₃CH₂CH₂CH₂(CH₃)COOH

What is 2-methylpentanoic acid?

Acids and Bases

100

The products of a neutralization reaction

What is water and a salt

200

The acids in the Bronsted-Lowry Theory

What is the H+ donor

300

The conjugate acid to HNO₃ in the reaction: HNO₃ + H₂SO₄ => H₂NO₃⁺¹ +HSO₄^-1

What is H₂NO₃⁺¹?

400

An acid base indicator that turns pink when basic (and we used it in lab)

What is phenolphthalein?

500

Ions that do not participate in the reaction

What is a spectator ion?