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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 10206Which of the following is the most stable element? 1 Uranium 2 Hydrogen 3 Oxygen 4 Lead
SSC,
6 16585Diamond is harder than graphite because of 1 Difference of layers of atoms 2 Tetrahedral structure of diamond 3 Difference of crystalline structures 4 None of these
3 15603A super conductor is characterized by 1 Zero permeability 2 Low permeability 3 High permeability 4 Infinite permeability
1 10479Of the various forms of carbon, the one which is used for adsorption purpose, is 1 Diamond 2 Graphite 3 Coke 4 Wood charcoal
1 3843The chemical (ethyl merceptan) added to the otherwise odorless LPG cooking gas for imparting a detectable smell to the gas is a compound of 1 Sulphur 2 Fluorine 3 Chlorine 4 Bromine
2 9584An element that does not occur in nature but can be produced artificially is 1 Thorium 2 Radium 3 Plutonium 4 Uranium
4 27757The inert gas which is substituted for nitrogen in the air, used by deep sea divers for breathing, is 1 Helium 2 Argon 3 Krypton 4 Xenon
3 17207The group of metals Fe, Co, Ni may be best called as 1 Alkali metals 2 Rare metals 3 Main group metals 4 Transition metals
2 9403Amalgams are 1 Alloys which contain carbon 2 Alloys which have great resistance to abrasion 3 Alloys which contain mercury as one of the contents 4 None of these
2 4099Which of the following characteristics is not-shown by hydrogen? 1 It burns in air to form water 2 It supports combustion 3 It combines with almost all the metals forming hydrides 4 None of these
1 4224Post New General Science Questions
Dear Sir I have got through cable size calculation 10 sq mm cable size of one panel, how i be sure that used cable is 10sqmm. a) By measuring each strand of cpper & multilpy by pye and so on...... or By measuring any one cable core with insulation only.
where is the indragandhi furnal in delhi, who is bulit in krishna sagar dam
What is super nova?
what is office automation?
When was the second and third experimental explosion conducted?
Explain any four values that can be developed through teaching Physical Science
What is one light hour?
a private address 172.116.0.0 will borrow ? bits from the HOST to give one 120 subnets - range = ?
if appointed at aryabhatt school for how long should we expect you work with us
is the big bang theory correct, because as I wondered the explosion is too powerful that no one could survive after galaxies were created no life exist on it after the 3.5 billion years life exist so... my question is were is the life came from?
any one who has interviewed at noida for SBI clerk i have my interview call on 23.10.2008
Why we use nhexane inplace of hexane in mobilepase preparation
The year in which magnetic observations were started in mumbai and thiruvananthapuram?
Science as a social endeavor .Explain
Who commanded the challenger’s first flight?
