Intro chemical kinetics inorg chem lec

Question 1

Stoikhein

Answer 1

Element

Question 2

Metron

Answer 2

Measure

Question 3

Measure of elements

Answer 3

Stoichiometry

Question 4

Determination of the proportions in which elements or compounds react with one another

Answer 4

Stoichiometry

Question 5

The amounts in moles of any two substances in a chemical reaction

Answer 5

Mole ratio

Question 6

Weight of one sample mole

Answer 6

Molar mass

Question 7

A mole of any substance is 6.022 x10^23 molecules

Answer 7

Avogardo’s number

Question 8

Number of atoms of each element in a molecule

Answer 8

Subscripts

Question 9

Tells the number of molecules

Answer 9

Coefficients

Question 10

Study of the reaction rates defined by the change in the concentrations of reactants and products with time

Answer 10

Chemical kinetics

Question 11

Change in concentration/time taken

Answer 11

Reaction rate

Question 12

Factors that affect Reaction Rate

Answer 12

1-Temperature
2-Concentration
3-Catalysts
4-Pressure
5-Surface area
6-Reactant state of matter
7-molecular orientation

Question 13

The more particles collide per unit time

Answer 13

The more reaction between them can occur

Question 14

Increase in reactants concentration

Answer 14

Reaction rate increases

Question 15

Increase in temperature

Answer 15

Increase reaction rate

Question 16

A substance that participates in chemical reaction and increases the reaction rate without undergoing a net chemical change itself

Answer 16

Catalyst

Question 17

Increase in surface area

Answer 17

Increase in reaction rate

Question 18

The higher the pressure of reactants (for gasses)

Answer 18

Increase in reaction rate

Question 19

Expressed as the concentration of reactant consumed or the concentration of product formed per unit time

Answer 19

Reaction rate

Question 20

Moles per liter per unit time
M/s, M/min, M/h

Answer 20

Reaction rate unit

Question 21

Mathematical relationships between the chemical reaction and the concentration of its reactants

Answer 21

Rate Law

Question 22

The sum of orders for each reactant

Answer 22

Overall reaction order

Question 23

The instantantaneous rate at the start of the reaction

Answer 23

Initial rate of reaction

Question 24

Express the reaction rate as a function of the initial concentration and a measures actual concentration of one or more reactants after a specific amount of time has passed
Used to determine the rate constant and the reaction order from experimental data

Answer 24

Integrated rate law

Question 25

k [A]x[B]y

Answer 25

Rate law

Question 26

Avogardo’s number

Answer 26

6.022 x10^23 molecules