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AP Chemistry > Properties and Group Trends > Flashcards

Properties and Group Trends Flashcards

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1
Q

Metallic or Nonmetallic? Colorful

A

NM

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2
Q

Metallic or Nonmetallic? Solid at room temp

A

M

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3
Q

Metallic or Nonmetallic? Dull (not lustrous)

A

NM

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4
Q

Metallic or Nonmetallic? Lose electrons easily

A

M

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5
Q

Metallic or Nonmetallic? Poor conductor of heat and electricity

A

NM

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6
Q

Metallic character

A

Tendency to give away electrons (level of reactivity)

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7
Q

Nonmetallic character

A

Tendency to accept electrons (level of reactivity)

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8
Q

Down a group, metallic character __________

A

Increases

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9
Q

Across a period, metallic character __________

A

Decreases

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10
Q

Down a group, nonmetallic character ________

A

Decreases

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11
Q

Across a period, nonmetallic character ___________

A

Increases

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12
Q

Greater metallic character makes its aqueous mixture more ________

A

Basic

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13
Q

Greater nonmetallic character makes its aqueous mixture more ________

A

Acidic

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14
Q

6 definite metalloids

A

B, Si, Ge, As, Sb, Te

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15
Q

Element exhibiting partial nonmetallic character is a _______

A

Metalloid

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16
Q

Hydrogen is classified as a _________

A

Nonmetal

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17
Q

Group 1

A

Alkali metal

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18
Q

Group 2

A

Alkaline earth metal

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19
Q

Alkali metals hard or soft?

A

Soft

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20
Q

Alkaline earth metals hard or soft?

A

Hard

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21
Q

Alkali metals high or low melting point?

A

low

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22
Q

Alkaline earth metals high or low melting point?

A

high

23
Q

Compare Alkali metals to Alkaline Earth metals density

A

Alkaline has higher density but both are relatively low

24
Q

Why is specific heat trend the opposite of density trend?

A

Heat is transferred from particle to particle and it’s easier if particles are close

25
Q

Small specific heat value means

A

Easy to change temp

26
Q

High specific heat value means

A

Tough to change temp

27
Q

Flame test color: Li

A

Deep red

28
Q

Flame test color: Na

A

Yellow

29
Q

Flame test color: K

A

Violet

30
Q

Flame test color: Ca

A

Orange-red

31
Q

Flame test color: Sr

A

Red

32
Q

Flame test color: Ba

A

Green

33
Q

Groups 3 through 12

A

transition metals

34
Q

Transition metals form compounds with lots of color, except these 3 which are white

A

Sc3+, Ti4+, Zn2+

35
Q

Group 16

A

Chalcogens

36
Q

Group 17

A

Halogens

37
Q

Group 18

A

noble gases

38
Q

Melting point across a period

A

Increases

39
Q

Melting point down a group

A

Decreases

40
Q

Chalcogens and halogens melting point

A

Medium low

41
Q

Pure sulfur molecule number

A

S8

42
Q

Two allotropes of oxygen

A

O2 and O3

43
Q

Phase of Cl2

A

Gas

44
Q

Phase of Br2

A

Liquid

45
Q

Phase of I2

A

Solid

46
Q

Which noble gases form compounds

A

3 heaviest: Krypton Xenon Argon

47
Q

Ionization energy across a period

A

Increase

48
Q

Ionization energy down a group

A

Decrease

49
Q

Atomic radius across a period

A

Decrease

50
Q

Atomic radius down a group

A

Increase

51
Q

Which group has highest density

A

Transition elements

52
Q

Study of radon’s reactivity is limited because of what

A

It’s high radioactivity is dangerous

53
Q

Element with highest reactivity in halogens

A

F

54
Q

Element with lowest reactivity in halogens

A

At

AP Chemistry (6 decks)

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