Which of the following is the most stable element?
1 Uranium
2 Hydrogen
3 Oxygen
4 Lead
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Which of the following minerals has the lower numerical hardness value? 1 Talc 2 Gypsum 3 Apatite 4 Topaz
The vast resources of unutilized natural gas can be used in the production of 1 Graphite 2 Fertilizers 3 Synthetic petroleum 4 Carbide
In which year was the meteorology department founded?
Which of the following substances undergoes chemical change on heating? 1 Sodium chloride 2 Silica 3 Lead nitrate 4 Platinum wire
The disease that is caused by viral infection is
Graphite and sillimanite are 1 Refractory minerals 2 Ferrous minerals 3 Base minerals 4 None of these
The highest grade of coal whose surface is shining and has the highest calorific value, is 1 Bituminous 2 Lignite 3 Anthracite 4 Peat
1 Answers Neyveli Lignite Corporation,
Which of the following gases is lighter than air? 1 Carbon dioxide 2 Oxygen 3 Ammonia 4 Chlorine
meron po bang minerals ang astoroids po ba?
the place where maximum sunlight is present in december . 1. chennai 2.koimbatur 3.banglore 4. kanyakumari
In which year, physical laboratory in ahmedabad was founded?
What are vitamins ? describe different kinds of vitamins