Chem 10

Front 1

define chemical reaction

Back 1

where matter changes to produce new substances with the properties different from the original materials

Front 2

define a group

Back 2

vertical group that has similar properties

Front 3

define period

Back 3

horizontal, chemical properties repeat themselves

Front 4

define metalloids

Back 4

along the staircase

Front 5

define metals

Back 5

left of the stair case

Front 6

define non metals

Back 6

to the right of the staircase

Front 7

define alkali metals

Back 7

first group, react violently, silver coloured metals

Front 8

define alkaline earth metals

Back 8

group two, lightly reactive not as much much as alkali, oxidizing metals

Front 9

define noble gases

Back 9

group 18 low reactivity

Front 10

define halogens

Back 10

group 17, extremely reactive, combined with H makes an acid

Front 11

define transition metals

Back 11

group 3-12

Front 12

define lanthinides

Back 12

outside table period 6

Front 13

define actinides

Back 13

outside table period 7

Front 14

define atom

Back 14

basic unit that can enter a chemical formula

Front 15

whats an amu

Back 15

atomic mass unit

Front 16

whats the symbol of carbon

Back 16

C

Front 17

define atomic number

Back 17

number of protons

Front 18

define mass number

Back 18

# of protons + # of neutrons

Front 19

define isotopes

Back 19

same atomic # but different mass #

Front 20

define atomic mass

Back 20

average mass based on percent abundances

Front 21

define neutral atoms

Back 21

same number of protons and neutrons

Front 22

how do you calculate the number of neutrons

Back 22

mass # - atomic #

Front 23

whats the isotope symbol of silicon -28

Back 23

28

Si

14

Front 24

what is all matter made of

Back 24

tiny particles called atoms

Front 25

what did thomson discover

Back 25

that the atoms sometimes ejects a smaller negatively charged particle called an electron

Front 26

what was thomsons model called

Back 26

plum pudding

Front 27

who invented the cloud model and what is it

Back 27

heiseberg, imagined an atom surrounded by a cloud of electrons

Front 28

what is the smallest atom

Back 28

hydrogen

Front 29

define covalent bond

Back 29

sharing of electrons

Front 30

what does the shape of crystals depend on

Back 30

radiation of the ion shape

Front 31

draw a bohr diagram for lithium it has 3pt

Back 31

Front 32

draw the energy level diagram for carbon it has 6 pt

Back 32

Front 33

define an ion

Back 33

charged atom

Front 34

describe charged atom

Back 34

postive or negative charge

Front 35

what causes an ion

Back 35

loss of gain of electrons

Front 36

define cations

Back 36

a metallic ion with a positive charge

Front 37

define anion

Back 37

a nonmetallic ion with a negative charge

Front 38

naming ions how do you name a anion and cation

Back 38

anion ends with ide

cation is full name of the metal

Front 39

draw the energy level diagram for nitride ion it has 7 pt and a -3 charge

Back 39

Front 40

describe daltons model

Back 40

atoms are like small spheres, they vary in size, mass, colour

Front 41

describe J.J thomsons model

Back 41

beams of particles made in vacuum tube

Front 42

describe ernst rutherfords model

Back 42

discovered nucleus

Front 43

describe neils bohr model

Back 43

electrons surrounded the nucleus in different energy levels

Front 44

describe the quantum mechanical model of the atom

Back 44

electron cloud surrounding the nucleus

Front 45

what is an isotope

Back 45

a atom with the same atomic number different atomic mass

Front 46

describe ionic naming

Back 46

change end to ide and do not use prefixes and use roman numerals

Front 47

describe molecular naming

Back 47

use prefixes and change end to ide don't use prefixes of mono on the first atom

Front 48

what are the prefixes 1-10

Back 48

mono

di

tri

tetra

penta

hexa

hepta

octa

nona

deca

Front 49

define ionic compound

Back 49

contains one metal and one nonmetal

Front 50

define molecular compound

Back 50

only non metals

Front 51

what are the sayings for acid naming

Back 51

hide a hickey

ate an icky

bite a delicious

Front 52

whats the IUPAC chemical name for H3PO4

Back 52

aqueous hydrogen phosphate

Front 53

whats the classical chemical name for H3PO4

Back 53

phosphic acid

Front 54

define exothermic

Back 54

a rection in which more heat energy is released then absorbed, and energy is in the product

Front 55

define endothermic

Back 55

a reaction where more energy is absorbed then released, energy is in the reactants

Front 56

what are evidence for an ionic compound

Back 56

high melting point

retention of crystal shape

solubility in water

conducts in a solution

Front 57

define electrolyte

Back 57

any solution that conducts electricity

Front 58

draw the changes of state

Back 58

Front 59

evidence of chemical change

Back 59

something new is formed

change is colour, smell

Front 60

what change is a tire going flat

Back 60

physical

Front 61

what change is a burning,or food going bad

Back 61

chemical

Front 62

define products

Back 62

on the right side of the arrow

Front 63

define reactants

Back 63

on the left side of the arrow and they go into the reaction

Front 64

when do ionic compounds form

Back 64

when electrons transfer from one atom to another

Front 65

what is the formula unit

Back 65

the lowest whole number ratio

Front 66

what is the formula unit of Ba2F4

Back 66

BaF4

Front 67

in ionic naming what comes first

Back 67

cation

Front 68

what is the cation

Back 68

metal

Front 69

what is the anion

Back 69

nonmetal

Front 70

define polyatomic ions

Back 70

group of atoms covalently bonded together that have lost or gain an electron as a group

Front 71

what is multivalent

Back 71

atom with more then one charge

Front 72

define monoatiomic

diatomic

polyatomic

Back 72

one atom

two atoms

more then two atoms

Front 73

what is the law of conservation of mass

Back 73

matter cannot be created or destroyed

Front 74

what states can molecular be at room temp

Back 74

solid, liquid, gas

Front 75

what states can ionic be at room temp

Back 75

solid

Front 76

balance N2 + O2 -> NO2

Back 76

N2 + 2O2 -> 2NO2

Front 77

what is an unbalanced equation called

Back 77

skeleton

Front 78

what are the types of reactions

Back 78

composition

decomposition

single replacement

double replacement

neutralization

hydocarbon combustion

Front 79

define composition

Back 79

reactants combine to form product

Front 80

define decomposition

Back 80

reactants break up to form product

Front 81

define single replacement

Back 81

one atom switches places with another in a compound

Front 82

define double replacement

Back 82

two atoms switch to form new compounds

Front 83

define neutralization

Back 83

reaction occurs where salt ad water are made

Front 84

define hydrocarbon combustion

Back 84

burning of oxygen to produce CO2 and H2O

Front 85

what is avogadros number

Back 85

6.022 times 1023

Front 86

define atomic molar mass

Back 86

atomic mass of one mole of an element

Front 87

what are the units for molar mass

Back 87

g/mol

Front 88

calculate the molar mass of Ca(NO3)2

Back 88

1 mol - Ca =40.08

2 mol - N = 28.02

6 mol - O = 96

= 164.10g/mol

Front 89

practice molar mass calculations

Back 89

.

Front 90

what is all matter split into

Back 90

mixtures and pure substances

Front 91

what are the types of mixtures

Back 91

homogeneous and heterogenous

Front 92

what are the types of our substances

Back 92

elements and compounds

Front 93

define homogenous

Back 93

looks like one thing

transparent

Front 94

define heterogenous

Back 94

can see different parts

can be separated

Front 95

what re types of heterogenous mixtures

Back 95

colloids

emulsions

mechanical mixtures

suspensions

Front 96

give an example for all the types of heterogenous mixtures

Back 96

colloids - milk

emulsions - mayo

mechanical mixtures - salad dressing

suspensions - dirt and water