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Chem > Section 3 Ch 1 > Flashcards

Section 3 Ch 1 Flashcards

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1
Q

Each group contains elements with

A

Similar chemical properties

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2
Q

Alkaline earth metals have similar abilities to

A

Bond to other kinds of atoms

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3
Q

2 major categories of elements

A

Metals and nonmetals

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4
Q

Periods

A

Horizontal rows of elements in the periodic table

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5
Q

Physical and chemical properties change

A

Somewhat regularly across a period

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6
Q

Elements that are close to each other in the same period tend to be

A

More similar than elements that are farther apart

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7
Q

Lanthanide and actinide series for just after

A

Elements 57 and 89

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8
Q

Metals

A

Luster
Good electrical and heat conductor
Good at transferring essay

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9
Q

At room temperature most metals are

A

Solid

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10
Q

Most metals are

A

Malleable

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11
Q

Malleability

A

Can be hammered/rolled into thin sheets

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12
Q

Metals tend to be

A

Ductile

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13
Q

Ductile

A

They can be drawn into a fine wire

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14
Q

Metals have high

A

Tensile strength, the ability to resist breaking when pulled

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15
Q

Alkali metals (group 1) are very

A

Soft

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16
Q

Some metals are very

A

Brittle (manganese and bismuth)

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17
Q

Most metals have a silvery/grayish white

A

Luster (exception: gold and copper)

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18
Q

Copper has a

A

Reddish color and a luster

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19
Q

Copper is naturally found in

A

Analcopyrite and malachite

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20
Q

Pure copper melts at

A

1083 degrees Celsius and boils at 2567 degrees Celsius

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21
Q

When heated copper reacts with

A

Oxygen

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22
Q

Green coating on copper comes from

A

Reaction of copper with oxygen carbon dioxide and sulfur

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23
Q

Many nonmetals are

A

Gases at room temperature

24
Q

Solid nonmetals tend to be

A

Brittle

25
Q

Nonmetal

A

Poor conductor of heat and electricity

26
Q

Phosphorus

A

Solid nobmetal
2 forms (red & white)
Ignites in air at room temp

27
Q

Red phosphorus melts at

A

597 degrees Celsius

28
Q

White phosphorus melts at

A

44 degrees Celsius

29
Q

Phosphorus is too

A

Reactive to exist in pure form in nature

30
Q

Metalloid

A

Has some characteristics of metals and nonmetals

31
Q

All metallojds are

A

Solids at room temp

32
Q

Metallojds are less

A

Malleable than metals

Not as brittle as nonmetals

33
Q

Some metallojds have a

A

Metallic luster

34
Q

Metallojds are se

A

Semiconductors of electricity

35
Q

Metallojds used in

A

Solid state circuitry found in things like computers

36
Q

Elements in group 18

A

Noble gases

37
Q

Noble gases

A

Generally interactive; gases at room temp

38
Q

Metallojds are

A 
Boron
Silicon
Germanium
Arsenic
Antimony
Tellurium
Polonium
39
Q

Nonmetals are

A 
Carbon 
Nitrogen
Oxygen
Fluorine 
Phosphorus
Sulfur
Chlorine
Selenium
Bromine
Iodine
Astatine
40
Q

(State) carbon

A

Solid

41
Q

(State) nitrogen

A

Gas

42
Q

(State) oxygen

A

Gas

43
Q

(State) fluorine

A

Gas

44
Q

(State) phosphorus

A

Solid

45
Q

(State) sulfur

A

Solid

46
Q

(State) chlorine

A

Gas

47
Q

(State) selenium

A

Solid

48
Q

(State) bromine

A

Liquid

49
Q

(State) iodine

A

Solid

50
Q

(State) astatine

A

Solid

51
Q

(State) Mercury

A

Liquid

52
Q

Group 17

A

Halogens

53
Q

Groups/families

A

Vertical columns of the periodic table

54
Q

Allpids

A

Homogenous mix of metals

55
Q

Allpids

A

Homogenous mix of metals

Chem (54 decks)

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