{Science 9} Exams 2 Elements

Front 1

_____________ is the ability to be ___________ into sheets.

Back 1

malleability
beaten

Front 2

_________ properties are properties that can be ____________ but not measured

Back 2

qualitative
described

Front 3

Quantitative properties are ___________ that can be ___________ numerically

Back 3

characteristics
measured

Front 4

There is _________ one kind of ____________ in a __________ substance.

Back 4

only
substance
pure

Front 5

What are the two kinds of pure substances?

Back 5

Elements and compounds.

Front 6

What was the main goal of alchemists?

Back 6

To turn lead into gold.

Front 7

What is ductility?

Back 7

The ability to be drawn into wires.

Front 8

What is malleability?

Back 8

the ability to be beaten into sheets.

Front 9

What are qualitative properties?

Back 9

Properties that can be described but not measured.

Front 10

What are quantitative properties?

Back 10

Properties that can be measured numerically.

Front 11

H

Back 11

hydrogen

Front 12

C

Back 12

carbon

Front 13

He

Back 13

helium

Front 14

N

Back 14

nitrogen

Front 15

O

Back 15

oxygen

Front 16

F

Back 16

Fluorine

Front 17

Cl

Back 17

chlorine

Front 18

Ne

Back 18

neon

Front 19

Br

Back 19

bromine

Front 20

Hg

Back 20

mercury

Front 21

Li

Back 21

lithium

Front 22

Na

Back 22

sodium

Front 23

K

Back 23

potassium

Front 24

Be

Back 24

beryllium

Front 25

Mg

Back 25

magnesium

Front 26

Ca

Back 26

calcium

Front 27

Mn

Back 27

manganese

Front 28

Fe

Back 28

iron

Front 29

Co

Back 29

cobalt

Front 30

Ni

Back 30

nickel

Front 31

Cu

Back 31

copper

Front 32

Zn

Back 32

zinc

Front 33

Ag

Back 33

silver

Front 34

Au

Back 34

gold

Front 35

Sn

Back 35

tin

Front 36

Pb

Back 36

lead

Front 37

P

Back 37

phosphorous

Front 38

S

Back 38

sulphur

Front 39

I

Back 39

iodine

Front 40

What is the periodic table?

Back 40

It places elements on a chart based on their chemical and physical properties.

Front 41

The ________ ________ of an element is the number of protons.

Back 41

atomic number

Front 42

The bottom left corner is the average ________ __________.

Back 42

atomic
mass

Front 43

The ___ _______ is how many _________ an atom will gain or lose.

Back 43

ion charge
electrons

Front 44

Group 1: _______ Metals
Metallic elements that are strongly __________, __________, and have low _________.

Back 44

Alkali
reactive
soft
densities

Front 45

Group ___: Alkaline ______ Metals
Metallic elements that are __________, fairly _______, and have fairly low densities as well.

Back 45

2
Earth
reactive
soft

Front 46

Group 17: __________
Strongly reactive and gases except for ________

Back 46

Halogens
Bromine

Front 47

Group ____: ____ Gases
non-metallic
very __________, colourless and __________

Back 47

18
Noble
unreactive
odourless

Front 48

What do noble gases have and what is it called?

Back 48

Full valence shells/outermost electrons, and stable octet.

Front 49

What are the horizontal rows called?

Back 49

Periods

Front 50

What are the vertical columns called?

Back 50

Families

Front 51

The electron shell maximum number pattern:

Back 51

2, 8, 8, 18, 18, 32

Front 52

An atom loses electrons and becomes _______, or a ___________.

Back 52

positive
cation

Front 53

An atom gains electrons and becomes _________, or a _____.

Back 53

negative
anion

Front 54

If you saw this ionic charge: 3+
What would you do with the electrons in the Bohr model?

Back 54

Take away three, because electrons are negative.