Download Properties and Uses of Metals Elements Metals and their Symbols

 Properties and Uses of Metals Elements Metals and
their Symbols
Copper
(Cu)
Appearance
Properties
Uses
Reddish brown
solid
- Good conductor of
electricity
- Ductile
- Corrosion resistant
- Strong
- Copper wires
- Pipes
Zinc
(Zn)
Grey solid
- Good conductor of
electricity
- Corrosion resistant
- Strong
- Zinc is used inside
batteries to produce
electricity
- Zinc plating for coins
Aluminum
(Al)
Silvery shiny
solid
-
- Cooking foils
- Drink cans
Mercury
(Hg)
Silvery liquid
- Does not react easily with
other chemicals
- Mercury vapour is
fluorescent (gives out light)
- Good conductor of heat
- Expands evenly on heating
- Used in thermometers
- Used to measure blood
pressure
Magnesium
(Mg)
Grey solid
Iron
(Fe)
Grey solid
- Burns with a dazzling white
light
- Forms alkali to neutralize
excess acid in stomach
- Good conductor of heat and
electricity
- Ductile
- Strong
- Magnetic
- Used to make milk of
magnesia which is
used to relieve acid
indigestion
- Used to make cutlery.
Low density
Corrosion resistant
Strong and light
Malleable
Properties and Uses of Non-Metals Elements
Non-Metals
and their
symbols
Iodine
(I)
Appearance
Properties
Uses
Black Crystals
- Used as antiseptic
in medicine
Chlorine
(Cl)
Greenish yellow
gas
- Poisonous
- Antiseptic
- (prevents wound
infection)
- Poisonous
- Bleaches dyes
Sulphur
(S)
Yellow powdery
solid
- Poisonous
- Soluble in organic
solvent
- (e.g. alcohol) but not
in water
- Used to make
rubber tyres harder
through a process
called
“vulcanization”
Diamond
(Carbon, C)
Hardest substance
known to man
- Can be polished to
form a shiny,
reflecting, transparent
solid
- Used as diamond
drills to cut through
very hard metal
Graphite
(Carbon, C)
Black solid
- Used to make
rackets
Hydrogen
(H)
Colourless gas
- Smooth
- Lightweight
- Good conductor of
electricity
- Gas with the lowest
density
- Explosive
Nitrogen (N)
Colourless gas
- Used to make
fertiliser for farm
Oxygen
(O)
Colourless gas
- Non-reactive, does
not burn or support
combustion
- Low boiling point
- Essential for life
- Does not burn but
support combustion
Neon
(Ne)
Colourless and
odorless
- Exist as a single atom
- Noble gas
Used in making neon
advertising signs
Helium
(He)
Colourless and
odorless
- Exist as a single atom
- Noble gas
- airships and balloons
can be filled with the
gas to gain lift.
- Helium is used to
condense hydrogen
and oxygen to make
rocket fuel.
- Used for bleaches
for clothes
- Used to fill weather
balloons and
blimps
- Used in the flames
for welding
First 20 Elements and their Symbols Proton No Name
Symbol
1
Hydrogen
H
2
Helium
He
3
Lithium
L
4
Beryllium
Be
5
Boron
B
6
Carbon
C
7
Nitrogen
N
8
Oxygen
O
9
Fluorine
F
10
Neon
Ne
11
Sodium
Na
12
Magnesium Mg
13
Aluminum
Al
14
Silicon
Si
15
Phosphorus P
16
Sulfur
S
17
Chlorine
Cl
18
Argon
Ar
19
Potassium
K
20
Calcium
Ca