Period 4

Period 4

Potassium

History:

• potash - cleaning agent

• Humphry DAvy - 1807

Facts:

• abundant

• highly reactive

Uses:

• fertilizer

• essential to life

potassium atom

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Calcium:

History:

• 1808 - Humphry Davy

• Used to make statues

Facts:

• 5th most abundant in body

• 5th most abudant element on earth

• 3rd most abudant metal

• very reactive

Usess:

• essential element

• used in steelmaking

• antacid - relieves heartburn, acid indigestion, and upset stomach

Calcium atom

Scandium

History:

• 1879 - Lars Fredik Nilson

Facts:

• Transition metal

• light as aluminum

Uses:

• Used in color TV, fluorescent lamps

History of Periodic Table

• Dmitri Mendeleev

Multiple Choice

Commonly used as a cleaning agent, potash before the 18th century

• potassium

• calcium

• scandium

• magnesium

Multiple Choice

One of the most abundant metals on earth

• carbon

• oxygen

• potassium

• neon

Multiple Choice

An essential element, diary products are rich in this:

• calcium

• iron

• scandium

• titanium

Multiple Choice

the largest group on the periodic table

• alkali metals

• alkaline earth metals

• transition metals

• nonmetals

Multiple Choice

What group is Calcium in?

• alkali metals

• alkaline earth metals

• transition metals

• nonmetals

Multiple Choice

What group is sodium in?

• alkali metals

• alkaline earth metals

• transition metals

Multiple Choice

Mendeleev is famous for what?

• pushing the current format of the elements

• discovering the most elements

• creating the elements

Titanium

History:

• 1791 - William Gregor

• 1795 - Martin Heinrich

• 1825 - Jons Berzelius

Facts:

• transition metal

• lightweight, low-corrision

• solid at room temp

Uses:

• surgical implants

• alloys are used in high-spped aircraft

• titanium dioxide - paints, plastics, paper, toothpaste

Atom:

Vanadium

History:

• 1801 - Andres Manuel del Rio

• 1830 - Gabriel Sefstrom (rediscovered)

• 1867 - Sir Henry Roscoe

Facts:

• crude oi, sedimentary rocks

• mined in South Africa, North West China, Eastern Russia

• Ductile - easily made into wires

• Very strong, resistant to corrosion, able to hold energy

• reactive with oxygen, nitrogen, & carbon at high temperatures

Uses:

• alloys of steel & iron

• metals sheets, wires in the chemical industry

• insulin

• non-toxic

• wheat, olive oil, eggs, apples

Atom:

Chromium

History:

• 1766 - Gottlob Lehman

• 1797 - Louis Vauquelin

• Greek word "chroma" (color)

Facts:

• shiny, hard, brittle solid

• resistant to corrosion

• 13th most abundant element in Earth's crust

• not present in free form

• released by erosion of rocks and volcanic activity

Uses:

• used in pigments worldwide

• significant role in living organisms

Atom:

Multiple Choice

Name is derived from the Greek word 'chroma' meaing color

• Chromium

• titatnium

• manganese

• calcium

Multiple Choice

Very shiny, brittle metal

• chromium

• vanadium

• titanium

Multiple Choice

'Vanadis' - Scandinavian goddess of beauty

• titatnium

• vanadium

• scandium

• chromium

Multiple Choice

Transition metal that is used in surgical implants like hip balls/sockets and dental implants

• titanium

• scandium

• vanadium

Multiple Choice

Silicon is a 

• Metal
• Nonmetal
• Metalloid
• Halogen

Multiple Choice

What two elements come together to make this substance in the picture?

• Oxygen and Carbon
• Sodium and Calcium
• Sodium and Chlorine
• Helium and Nitrogen

Multiple Choice

What family is Sodium a part of?

• Transition Metals
• Halogens
• Alkali Metals
• Alkaline Earth Metals

Multiple Choice

What is the atomic number of Oxygen?

• 6
• 7
• 8
• 9

Multiple Choice

Which one of these is not a noble gas?

• Helium
• Radon
• Iodine
• Krypton

Multiple Choice

What is the symbol for Carbon?

• C
• Ca
• Cl
• H

Multiple Choice

What is the symbol for Potassium?

• P
• K
• Pb
• Pd

Multiple Choice

What element primarily makes a diamond?

• Hydrogen

• Silver

• Carbon

• Calcium

Multiple Choice

what is the small group of elements called that include C,N,O

• metals

• nonmetals

• metaloids

• noble gases

Multiple Choice

what group number are the noble gases

• 17

• 18

• 14

• 15

Multiple Choice

what group number are the halogens

• 18

• 1

• 2

• 17

Multiple Choice

where are the metaloids found

• far left, vertical

• stair step/diagonal

• far right horizontal

• at the bottom

Multiple Choice

what is the big group of metals called found within the metals

• transition metals

• nonmetals

• noble gases

• halogens

Multiple Choice

what is the biggest group on the table

• metals

• nonmetals

• metaloids

• halogens

Multiple Choice

what is the name of group number 2

• transition metals

• halogens

• metaloids

• alkaline earth

Multiple Choice

what is the name of group number 1

• halogens

• noble gases

• alkali

• alkaline earth

Multiple Choice

how many rows are on the table

• 4

• 5

• 6

• 7

Multiple Choice

how many rows are on the table

• 4

• 5

• 6

• 7

Manganese

• 1774

• ancient metal

• found in cave paintings

• brittle solid

• can be damaging in large amounts

• used in alloys and fertilizers

Iron

• Ancient iron came from meteorites

• most abudant element on Earth

• generates magnetic field

• It is used to make weapons because of its strength

cobalt

• derived from 'kobelt'

• 50% - rechargeable batteries

• used to color pottery and glass

Nickel

Copper

Zinc