Chemistry Final

Question 1

What is fission

Answer 1

Splitting large nuclei to form smaller, more stable nuclei

Question 2

What is both nuclear radiation and electromagnetic radiation?

Answer 2

Gamma radiation

Question 3

What are the three types of radiation?

Answer 3

Alpha, Beta, Gamma

Question 4

What is alpha?

Answer 4

4 2 He

Question 5

What is beta

Answer 5

0 -1 e

Question 6

What is gamma

Answer 6

0 0 Y

Question 7

What is a positron?

Answer 7

0 1 e

Question 8

What is a proton for radiation?

Answer 8

1 1 H

Question 9

What is a neutron for radiation?

Answer 9

1 0 n

Question 10

The property of matter that determines the heat flow is the …

Answer 10

Temperature

Question 11

Chemical energy is also known as …

Answer 11

Potential energy

Question 12

The first law of Thermodynamics:

Answer 12

Energy is neither created nor destroyed

Question 13

Energy is the capacity to do …

Answer 13

Work

Question 14

How is heat energy used to generate electricity in a power plant?

Answer 14

Heat boils water to make steam, to drive turbine

Question 15

Is the process of breaking bonds exothermic or endothermic?

Answer 15

Endothermic

Question 16

Is the process of forming bonds exothermic or endothermic?

Answer 16

Exothermic

Question 17

What occurs at the anode?

Answer 17

Oxidation

Question 18

What occurs at the cathode?

Answer 18

Reduction

Question 19

What is distillation?

Answer 19

Separate different liquids from each other

Question 20

Are intramolecular bonds or intermolecular bonds stronger?

Answer 20

Intramolecular

Question 21

What is air mostly composed of?

Answer 21

N2 and O2

Question 22

Are we in the troposphere or the stratosphere?

Answer 22

Troposhpere

Question 23

Electrolysis is a process that

Answer 23

Requires an electrical current to decompose water to hydrogen and oxygen

Question 24

In a lithium-ion battery, lithium ions move between anode and cathode in an …

Answer 24

Organic electrolyte

Question 25

What is electronegativity?

Answer 25

Measure of the attraction of an atom for an electron in a chemical bond

Question 26

What is a nonpolar covalent bond?

Answer 26

Covalent bond in which the electrons are shared equally

Question 27

What three atoms can a hydrogen bond bond to?

Answer 27

O, N, F

Question 28

What is specific heat?

Answer 28

Heat energy that must be absorbed to raise the temperature of 1 gram of a substance by 1 degree Celsius

Question 29

What is a solution?

Answer 29

Homogeneous mixture of a solvent and one or more solutes

Question 30

What is an aqueous solution?

Answer 30

Solution where water is the solvent

Question 31

If you take the same volume, 1-M solutions all have the same amount of ...

Answer 31

Molecules

Question 32

What is an electrolyte?

Answer 32

Solute that conducts electricity in an aqueous solution

Question 33

What is a surfactant?

Answer 33

Compounds that help polar and nonpolar compounds mix

Question 34

What is an acid?

Answer 34

Compound that releases H+ ions in an aqueous solution

Question 35

What is a base?

Answer 35

Compound that releases hydoxide (OH-) ions in an aqueous solution

Question 36

What is a conjugate acid?

Answer 36

Species formed by adding a proton to a base

Question 37

What is a conjugate base?

Answer 37

Species formed by removing a proton from an acid

Question 38

What are the values of the pH scale?

Answer 38

0-14

Question 39

Hydrogen bonds are relatively strong ...

Answer 39

Intermolecular bonds

Question 40

What are London Dispersion Forces?

Answer 40

Weakest intermolecular force. Responsible for the formation of solids

Question 41

What are Arrhenius strong bases?

Answer 41

Include all hydroxides of Group 1 and Group 2 metals except Be

Question 42

What are the products of any combustion reaction?

Answer 42

CO2 and H2O