問題一覧
1
എന്തിന്റെ എല്ലാം mixture ആണ് coal gas
carbon monoxide + hydrogen + methane
2
എന്തിന്റെ എല്ലാം mixture ആണ് gobar gas
methane + carbon dioxide
3
എന്തിന്റെ എല്ലാം mixture ആണ് producer gas
carbon monoxide +hydrogen + nitrogen
4
എന്തിന്റെ എല്ലാം mixture ആണ് water gas
carbon monoxide + hydrogen
5
എന്തിന്റെ എല്ലാം mixture ആണ് LPG
butane + propane
6
എന്തിന്റെ എല്ലാം mixture ആണ് natural gas
methane + others
7
എന്തിന്റെ എല്ലാം mixture ആണ് phosgene
carbon monoxide + chlorine
8
Fools gold
iron pyrites
9
Black gold
petrolium, pepper
10
Blue gold
water
11
Black diamond
coal
12
Dow process
mg
13
Down's process
sodium
14
Bosch process
hydrogen
15
Hall heroult process
aluminium
16
Ostwald process
nitric acid
17
Cyanide process
noble metals
18
Bessemer process
steel
19
Contact process
sulphuric acid
20
Haber process
ammonia
21
acid precent in tradional battert
sulphuric acid
22
Sodium ores
chile saltpeter, borax, common salt
23
Common salt formula
Nacl
24
Calcium ore
dolomite, calcite, gypsum
25
Dolomite formula
caco3 mgco3
26
Gypsam formula
caso2 2h20
27
Gypsam convert to form
plaster of paris
28
Plaster of paris chemical formula
caso4 1/2 h20
29
Aluminium ore
bauxite, corundum, cryolite
30
Potassium ore
nitre, carnalite
31
Corundum formula
Al2o3
32
Magnesium ore
dolomite, epsom salt
33
Epsom salt formula
mgso4 7h20
34
Copper ore
cuprite, Azurite, copper glance, copper pyrite
35
Silver ore
ruby silver, horn silver
36
Gold ore
calaverite, silvenite
37
Zinc ore
calamine, zinc blende, zincite
38
Mercury ore
cinnabar
39
Tin ore
casseterite
40
Lead ore
galena
41
Cadmium ore
greenocite
42
Iron ore
haemetite, magnetite, lemonite, siderite, iron pyrite
43
Manganese ore
pyrolusite
44
Titanium ore
llmenite
45
Thorium ore
monozite
46
Brass alloy of
cu and zn
47
Bronze alloy of
cu and sn
48
Rolled gold alloy of
cu and al
49
Solder alloy of
pb and sn
50
Magnalium alloy of
Al and Mg
51
Duralumin alloy of
Al, Cu, Mg, and Mn
52
Stainless steel alloy of
Fe, Cr, Ni, C
53
Electrum alloy of
Au and Ag
54
Gun metal alloy of
cu, sn, zn
55
Nichrome alloy of
ni and cr
56
Down's process
sodium