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 9405Which of the following is the most stable element? 1 Uranium 2 Hydrogen 3 Oxygen 4 Lead
SSC,
6 14510Diamond 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 14348A super conductor is characterized by 1 Zero permeability 2 Low permeability 3 High permeability 4 Infinite permeability
1 9773Of the various forms of carbon, the one which is used for adsorption purpose, is 1 Diamond 2 Graphite 3 Coke 4 Wood charcoal
1 3112The 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 8636An element that does not occur in nature but can be produced artificially is 1 Thorium 2 Radium 3 Plutonium 4 Uranium
4 25886The 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 15911The 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 8392Amalgams 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 3102Which 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 3494Post New General Science Questions
On what basis Friability limit NMT 1.0%w/w is recommended. what is impact on formulation if this limit exceeds.
In modern science, what is 'fourth dimension'?
what are the advantages and disadvantages of empirical knowledge?
Where did the largest reflector telescope situated?
When and where was the tata institute of fundamental research founded?
Who was the first cosmonaut?
Which are the wings of sri harikotah range ( shar )?
a private address 172.116.0.0 will borrow ? bits from the HOST to give one 120 subnets - range = ?
Write two characteristics of Science.
Why capacitor is not allow dc ?? What the reason?
Which is india’s largest nuclear research reactor?
meron po bang minerals ang astoroids po ba?
What are the important factors of cosmic rays?
What are quasars?
Why we use nhexane inplace of hexane in mobilepase preparation
