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Bleaching powder is made from 1 Sulphur dioxide and gypsum 2 Chlorine and charcoal 3 Soda ash and lilme 4 Lime and chlorine
2 14782The two elements that are frequently used for making transistors are 1 Boron and aluminium 2 Silicon and germanium 3 Iridium and tungsten 4 Niobium and columbium
2 20690Which of the following gases is not known as green house gas? 1 Carbon dioxide 2 Methane 3 Nitruous oxide 4 Hydrogen
4 26102Which of the following is not a neutral oxide? 1 Carbon monoxide 2 Sulphur dioxide 3 Nitric oxide 4 Water
1 8228Titanium is purified by 1 Zone refining 2 Electrolysis 3 Van Arkel method 4 Hydraulic washing
4 14275Which of the following is used in making smoke bombs? 1 Sulphur 2 phosphorus 3 Hydrogen 4 Carbon
1 7127Which of the following is not a bleaching agent? 1 Sulphur dioxide 2 Carbon dioxide 3 Sodium hypochlorite 4 Chlorine
1 13731The gas usually filled in the eletric h\bulb is 1 Hydrogen 2 Oxygen 3 Nitrogen 4 Carbon dioxide
2 5756Post New General Science Questions
How can we calculate %difference in Weighing balance?
Please can someone tell me, how many times during a 12 hour period, do the hands of a clock face opposite each other? I believe its 11. Also, would this be the same, no matter WHAT the starting time? i.e. if the 12 hour period started at 6 o clock, would it still be 11 times? Many thanks for your help.
Who is the first female cosmonaut?
Who discovered radio telescope?
What are quasars?
Where is the biggest solar telescope in india situated?
Names of some plants and trees that sleep during the day
What is the work of a patent engineer? Does the experience in working as patent engineer helps in finding a job in a refinery?
a private address 172.116.0.0 will borrow ? bits from the HOST to give one 120 subnets - range = ?
Which is india’s largest nuclear research reactor?
How many naval staffs can occupy arihant?
How many astronauts travelled in the challenger?
How can i describe the blood?
Name the scientist who has been invited by the Srilankan Governement to have a Study on Employment development?
Which are the research centres of department of atomic energy?
