Elements Flashcards
1
Q
reduction potential of zero
A
hydrogen
2
Q
combined with oxygen in fuel cells
A
hydrogen
3
Q
Lindlar’s catalyst to react with an alkyne
A
hydrogen
4
Q
reacts with nitrogen in the Haber process
A
hydrogen
5
Q
ortho and para spin isomers
A
hydrogen
6
Q
Lyman, Balmer, Paschen series
A
hydrogen
7
Q
Deuterium and tritium are isotopes
A
hydrogen
8
Q
discovered by Henry Cavendish
A
hydrogen
9
Q
negative logarithm measures acidity
A
hydrogen
10
Q
Hindenburg disaster
A
hydrogen
11
Q
hydrogen bonding with nitrogen, oxygen, or fluorine
A
hydrogen
12
Q
most abundant in the universe
A
hydrogen
13
Q
nucleus is an alpha particle
A
helium
14
Q
discovered as a yellow spectral line during a solar eclipse
A
helium
15
Q
tungsten arc welding
A
helium
16
Q
superfluid below 4K (Rollin film)
A
helium
17
Q
used with neon to make a red laser
A
helium
18
Q
used in rechargeable batteries
A
lithium
19
Q
top of the activity series
A
lithium
20
Q
used to treat bipolar disorder
A
lithium
21
Q
requires only six valence electrons
A
boron
22
Q
trioxide in Pyrex glass
A
boron
23
Q
wurtzite
A
boron
24
Q
trifluoride is a strong Lewis acid
A
boron
25
single-walled and multi-walled nanotubes
carbon
26
allotropes of graphite and diamond
carbon
27
Scotch tape was used to create monolayers of graphene
carbon
28
buckyballs
carbon
29
sodium azide used in airbags
nitrogen
30
reacts with hydrogen in the Haber process
nitrogen
31
oxyacid formed in Ostwald process
nitrogen
32
ammonia
nitrogen
33
most common in atmosphere
nitrogen
34
fixation process occurs in plants
nitrogen
35
Frank-Caro process
nitrogen
36
inert diatomic gas with a triple bond
nitrogen
37
most common element in Earth's crust
oxygen
38
dephlogisticated air
oxygen
39
produced during photosynthesis
oxygen
40
measured in the Winkler test
oxygen
41
ozone (measured in Dobson units)
oxygen
42
Joseph Priestley discovered by heating red mercury
oxygen
43
The Chapman cycle
oxygen
44
the name means 'acid producer' (by Antoine Lavoisier)
oxygen
45
highest electronegativity value based on the Pauling scale
fluorine
46
used to etch silicon glass
fluorine
47
PTFE or Teflon
fluorine
48
intense yellow color in a flame test
sodium
49
carbonate is soda ash
sodium
50
metal in baking soda
sodium
51
chloride is table salt
sodium
52
cation in Epsom salt
magnesium
53
metal in Grignard reagent
magnesium
54
corundum in sapphires and rubies
aluminum
55
used to catalyse the Friedel-Crafts reaction
aluminum
56
Bayer process removes it from bauxite
aluminum
57
Hall-Heroult process
aluminum
58
reacts with iron oxide in thermite
aluminum
59
most abundant metal in the Earth’s crust
aluminum
60
forms the backbone of DNA
phosphorus
61
white allotrope glows when exposed to oxygen
phosphorus
62
oxidizer in bleach
chlorine
63
pool cleaning
chlorine
64
bonded to platinum with ammonia in cisplatin (cancer drug)
chlorine
65
Castner-Kellner process
chlorine
66
hydrocarbons with fluorine decompose ozone
chlorine
67
third-most common gas in air
argon
68
used with potassium to date rocks
argon
69
proton pumps in the stomach exchange hydrogen for this ion
potassium
70
found naturally in bananas
potassium
71
transmembrane gradient opposes the sodium gradient
potassium
72
potash
potassium
73
used with argon to date rocks
potassium
74
stored in teeth and bones
calcium
75
sarcoplasmic reticulum stores it
calcium
76
needed for muscle contraction
calcium
77
Vitamin D assists the absorption this and phosphate
calcium
78
a lack can lead to osteoporosis
calcium
79
means 'color' in Greek
chromium
80
used in breathalyzer (green and orange)
chromium
81
alloyed with carbon to make steel
iron
82
pyrite is this with sulfur
iron
83
Bessemer process
iron
84
magnetite and hematite
iron
85
lodestones
iron
86
Prussian Blue with cyano groups
iron
87
catalyst in the Haber-Bosch process
iron
88
metal in myoglobin, cytochrome P450, and hemoglobin
iron
89
forms rust with oxygen
iron
90
has “wrought” and “pig” types
iron
91
forms brass with copper
zinc
92
metals are coated with this element in galvanization
zinc
93
97.5% of the mass of a penny
zinc
94
final element in the uranium decay chain
lead
95
previously an antiknock agent added to gasoline
lead
96
found in old paint and pipes
lead
97
iodide salt used to seed clouds and develop photographs
silver
98
Tollens' reagent
silver
99
Comstock Lode
silver
100
Bolivia’s Potosí region held lots of it
silver
101
with gold, makes up bimetallism plan
silver
102
discovered at Sutter’s Mill
gold
103
can be dissolved with aqua regia (nitric acid with hydrochloric acid)
gold
104
trade along with salt led to prosperity for Mali empire
gold
105
used by Rutherford to discover the nucleus
gold
