Group Properties of Elements G-IA

Question 1

Do not occur free in nature

Answer 1

GROUP 1A: ALKALI METALS

Question 2

V ery active chemically; displace all other elements from
their chemical compound

Answer 2

GROUP 1A: ALKALI METALS

Question 2

Oxides & hydroxides are strongly basic

Answer 2

GROUP 1A: ALKALI METALS

Question 2

Alkali halides are soluble in water & are not hydrolyzed

Answer 2

GROUP 1A: ALKALI METALS

Question 3

Univalent; V alence = +1

Answer 3

GROUP 1A: ALKALI METALS

Question 4

Form simple cation; do not form complex cation with
ammonia

Answer 4

GROUP 1A: ALKALI METALS

Question 5

All rapidly oxidized in air

Answer 5

GROUP 1A: ALKALI METALS

Question 6

Water forming - when burned with O2

Answer 6

HYDROGEN (H2)

Question 7

Inflammable air

Answer 7

HYDROGEN (H2)

Question 8

Lightest element; Element common to all acids

Answer 8

HYDROGEN (H2)

Question 9

Preparation: Lane & Messerschmidt process (99% pure
H2- conversion of water to H2 )

Answer 9

HYDROGEN (H2)

Question 10

Three Isotopes: (same proton/ atomic number, di erent
atomic mass)
1. Protium- most abundant
2. Deuterium- heavy hydrogen (D2O: Heavy
water/ deuterated water, solvent for NMR)
3. T ritium- radioactive

Answer 10

HYDROGEN (H2)

Question 11

Industrial uses:
○ Haber process

Answer 11

HYDROGEN (H2)

Question 12

Industrial uses:
Gas Chromatography gas carrier/ mobile
phases (also: Helium,
- most common mobile
phase in GC; Nitrogen)

Answer 12

HYDROGEN (H2)

Question 13

Industrial uses:
Balloon inflation

Answer 13

HYDROGEN (H2)

Question 14

Industrial uses:
Oil hydrogenation - margarine production

Answer 14

HYDROGEN (H2)

Question 15

Lithos (earth, rock)

Answer 15

LITHIUM (Li)

Question 16

Lightest metal

Answer 16

LITHIUM (Li)

Question 17

Depressant & Diuretic
(S/E: hypovolemia, hyponatremia)

Answer 17

LITHIUM (Li)

Question 18

Mood stabilizer (sedative); DOC for
manic/bipolar disorder
(S/E: narrow Therapeutic index)

Answer 18

LITHIUM (Li)

Question 19

Li with additive sedative effects

Answer 19

Li bromide

Question 20

(EskalithⓇ
, LithaseⓇ
,
Quilonium-RⓇ

Answer 20

LITHIUM (Li)

Question 21

Li carbonate

Answer 21

LITHIUM (Li)

Question 22

Non-pharmaceutical use:
○ heat exchanger in air conditioner

Answer 22

LITHIUM (Li)

Question 23

Non-pharmaceutical use: ○ batteries

Answer 23

Li

Question 24

Natrium (native)

Answer 24

SODIUM (Na)

Question 25

Cation of choice for organic meds

Answer 25

SODIUM (Na)

Question 26

Na Promotes fluid _______

Answer 26

retention

Question 27

Most abundant EXTRAcellular CATION

Answer 27

SODIUM (Na)

Question 28

excess Na causes edema

Answer 28

SODIUM (Na)

Question 29

Kalium

Answer 29

POTASSIUM (K)

Question 30

Potash

Answer 30

POTASSIUM (K)

Question 31

Most abundant INTRAcellular CATION

Answer 31

POTASSIUM (K)

Question 32

Pharmaceutical use: ○ Diuretic

Answer 32

POTASSIUM (K)

Question 33

Pharmaceutical use: ○ For hypokalemia & muscle paralysis/ muscle contractant (also Ca)

Answer 33

POTASSIUM (K)

Question 34

Spectral line: red; 1861

Answer 34

RUBIDIUM (Rb)

Question 35

Spectral line: blue; 1860

Answer 35

CESIUM (Cs)

Question 36

Catalyst in resin polymerization

Answer 36

CESIUM (Cs)

Question 37

1st element discovered by use of spectroscope (Kircho-bunsen spectroscope)

Answer 37

CESIUM (Cs)

Question 38

Francium pharma use

Answer 38

none

Question 39

Hypothetical/ pseudo alkali metal

Answer 39

AMMONIUM (NH4+)

Question 40

Commercial preparation: Haber’s process

Answer 40

AMMONIUM (NH4+)

Question 41

Pharmaceutical use: ○ Diuretic ○ Expectorant ○ Buffer component

Answer 41

AMMONIUM (NH4+)

Question 42

Ammonia cmpd: Respiratory stimulant (pungent odor; b a n n e da l r e a d y ) Basic (blue litmus)

Answer 42

Ammonia, NH3

Question 43

Ammonia cmpd 10% or 16%

Answer 43

Household ammonia

Question 44

ammonia cmpd degree baume

Answer 44

Household ammonia

Question 44

to neutralize insect/ jellyfish stings

Answer 44

Dilute ammonia solution; ammonia water

Question 44

9.5 - 10.5% NH3

Answer 44

Dilute ammonia solution; ammonia water

Question 44

ammonia cmpd 27-31% NH3

Answer 44

Strong ammonia solution/ water

Question 45

Spirit of Hartshorn

Answer 45

Strong ammonia solution/ water

Question 46

ammonia cmpd Composition: Strong ammonia solution + ammonium carbonate (others: volatile oils of nutmeg & lemon, EtOH)

Answer 46

Aromatic ammonia spirit

Question 47

Spirit of Sal V olatile

Answer 47

Aromatic ammonia spirit