Group VIIIA - Noble Gas & VIIIB Triads

Question 1

2nd most lightest gas

Answer 1

helium

Question 2

for advertising

Answer 2

neon

Question 3

most abundant noble gas

Answer 3

argon

Question 4

substitute for N2 in providing inert atmosphere

Answer 4

argon

Question 5

isolated krypton

Answer 5

ramsay and travers
in liquid residues from argon

Question 6

least abundant of all noble gas

Answer 6

xenon

Question 7

niton

Answer 7

radon

Question 8

synthetic noble gas

Answer 8

radon

Question 9

present in hemoglobin

Answer 9

iron

Question 10

transport form of iron

Answer 10

transferrin

Question 11

storage form of iron

Answer 11

ferritin

Question 12

iron is best absorbed in

Answer 12

duodenum

Question 13

first triad

Answer 13

fe, co, ni

Question 14

2nd triad

Answer 14

ru, rh, pd

Question 15

third triad

Answer 15

Os, Ir, Pt

Question 16

from blast furnace

Answer 16

cast/pig iron
92-94% iron

Question 17

solid solution of hard, brittle iron carbide

Answer 17

cementrite/ white cast

Question 18

liquid iron is run into sand molds and allowed to cool

Answer 18

gray cast iron
gray scales

Question 19

removal of impurities of cast irons

Answer 19

wrought iron (99.9% iron)

Question 20

fool’s gold

Answer 20

iron pyrite
native iron sulfide

Question 21

green vitriol

Answer 21

ferrous sulfate
most economical and satisfactory form

Question 22

Fergon

Answer 22

ferrous gluconate

Question 23

toleron

Answer 23

ferrous fumarate
highest Fe content
Less GIT irritation

Question 24

chalybeate pills

Answer 24

ferrous carbonate
ferrunginous pills

Question 25

detection of tannin

Answer 25

ferric chloride

Question 26

top 3 Fe content

Answer 26

fe fumarate
fe sulfate
fe gluconate

Question 27

prussian blue

Answer 27

ferric ferrocyanide
Fe4[Fe(CN)6]2

Question 28

turnbull’s blue

Answer 28

ferrous ferricyanide
Fe3[Fe(CN)6]2

Question 29

makes calamine pink

Answer 29

ferric oxide

Question 30

mohr salt

Answer 30

ferrous ammonium sulfate

Question 31

iron sorbitex

Answer 31

complex of iron, sorbitol, citric acid, and dextrin

Question 32

component of vit B12 cyanocobalamin

Answer 32

cobalt

Question 33

invisible ink

Answer 33

CoCl2
lover’s ink, sympathetic ink

Question 34

thenard’s blue

Answer 34

cobalt meta-aluminate

Question 35

old nick’s copper

Answer 35

nickel

Question 36

heaviest/densest metal

Answer 36

osmium

Question 37

noble metal

Answer 37

platinum
low oxidation potential and low reactivity

Question 38

steel

Answer 38

Fe + C