Chemistry Gk in one Liner
Tube light is filled with? – Mercury Vapour & Argon
Other name of “FOOL’S GOLD” is? – Iron Pyrite
Non-stick coating in utensils is of? – TEFLON
Compounds responsible for temporary hardness of water? – Bicarbonates of Calcium and Magnesium
Compounds responsible for permanent hardness of water? – Sulphates and Chlorides of Calcium and Magnesium
Gases used for ripening raw fruits? – Ethylene & Acetylene
Main ore of Mercury is? – Cinnabar
Egg shell is made up of? – Calcium Carbonate
______ is known as Artificial Silk. – Reyon
Water soluble Vitamins – B & C
Fat Soluble Vitamins – A, D, E & K
.
Common preservative in food processing industry is? – Benzoic Acid
First organic compound synthesized in laboratory & by whom? – Urea by Friedrich Wöhler
What blackens silver’s shine? – Ozone Gas
Substance used in Cancer treatment? – Cobalt – 60
Cobalt is found in? – Vitamin B12
Iron is extracted from which ore? – Hematite
CHECK TOP PHYSICS GK IN ONE LINER
Aluminum is extracted from which ore? – Bauxite
Copper is extracted from which ore? – Copper Pyrite
.
Chemical name of ‘Washing Soda’ is? – Sodium Carbonate
Gases used in welding are _______? – Acetylene & Oxygen
Gases used by sea divers for breathing are ____? – Oxygen & Helium
Best sources for Vitamin D are? – Sunlight & Fish liver
Zinc Phosphide is used as? – Rat Poison
Fuse wire is made up of ______ – Lead and Tin
Purest form of Iron is? – Wrought Iron
Radium is extracted from ______ . – Pitchblende
Which agent is as ‘seed’ in artificial rain? – Silver Iodide
Oxides of metals are ______ . – Alkaline
During the process of ‘rusting’ , the weight of iron ______ . –Increases
______ (metal) is liquid at room temperature. – Gallium
CHECK GK SOIL OF INDIA
______ is used to prepare fire proof and water proof clothes. – Calcium hydride
Galvanised iron is coated with? – Zinc
Chemical name of Chromic Acid is? – Chromium trioxide
Which metal is used in Photoelectric cell? – Selenium
Barium Hydroxide is also known as? – Baryta Water
______ elements are non-metal. – Electronegative
__________ is known as heavy water and used in nuclear reactor as moderator. – Deuterium Oxide (D2O)
Deuterium is ______ of Hydrogen. – Isotope
Ozone is _______ of Oxygen. – Allotrope
Ammonia (NH3) is synthesized through? – Haber’s Process
Chlorine is used to prepare _________ – PVC, Insecticides,
Which catalyst is used for the synthesis of Vanaspati Ghee? –Nickle (Ni)
Which catalyst is used for the synthesis of Sulphuric Acid by Contact Process? – Platinum (Pt)
Chemical name of Picric Acid is? – Tri Nitro Phenol
______ is known as laughing gas? – N2O
Chloroform in sunlight forms poisonous gas ________ . – Phosgene
Platinum is also called _____ . – White Gold
Which material is used in making of safety matches? – Red Phosphorous
Nail polish remover contains? – Acetone
Which acid is present in Orange? – Citric Acid
Lead pencil contains _____ . –Graphite
.
Which gas is used in filling electric bulbs ______ ? – Argon
Lightest metal? – Lithium
Acid rain is due to air pollution by? – Nitrous Oxide & Sulphur dioxide
Ozone is _______ . – Diamagnetic
Petroleum is found in ______ . – Sedimentary Rocks
All noble gases are? – Colourless and Odourless
The most abundant element in the earth’s crust is ? – Oxygen
.
The lustre of a metal is due to _______ . – Presence of free electrons
Which gas is used in fire extinguisher? – carbon dioxide
CHECK BLOOD CIRCULATION GK
Which gas is used in cigarette lighters? – Butane
Biogas chiefly contains ______ . – Methane
Chemical used as fixer in Photography is ______ . – Sodium thiosulphate
Aspirin is ______ . – Acetyl Salicylic Acid
_____ is also known as ‘Stranger Gas.’ – Xenon
Natural rubber is a polymer derived from ______. – Isoprene
‘Oil of Vitriol’ is ______ . – Sulphuric acid
Paper is chemically _______ . – Cellulose
Impurity present in ore is ________ . – Gangue
Which is known as ‘Metal of Future’ ? – Titanium
Efficiency of the catalyst depends on its? – Molecular State
Most of the explosions in mines occurs due to mixing of ______ . – Methane with air
Vinegar is an aqueous solution of ______ . – Acetic acid
Kerosene is a mixture of _____ . – Aliphatic hydrocarbons
The important metal used with iron to produce stainless steel is _____ . – Chromium
Which gas is responsible for the swelling of bread? – Carbon dioxide
The metal constituent of chlorophyll is _____ . – Magnesium
CHECK NERVOUS SYSTEM GK QUESTION
Which acid is used for etching glass? – Hydrofluoric acid (HF)
Paraffin wax is _________ . – Saturated hydrocarbon
Solder is an alloy of _____ . – Tin and Lead
Alum is used as – A purifier for water
Nuclear fuel in the sun is ______ . – Helium
Dead organisms are transformed into petroleum and natural gas ______ . – Absence of air
Organic Compounds are only soluble in _____ . – Non-polar solvents.
Which acid is used in soft drinks? – Carbonic acid (H2CO3)
Which acid is present in Bee Sting? – Methanoic Acid
Tooth enamel is made up of ______ . – Calcium Phosphate
The name ‘catalyst’ was given by _____ . – Berzilius
A polymeric substance used to make parachute is _____ . – Viscose
What is used to avoid melting of ice? – Gelatine
Carbon occur in the nature in the purest form as? – Diamond
Oxidation is defined as —– – Loss of electrons
In nuclear reactor, chain reaction is controlled by using _____ . – Cadmium rod
The radioactive element most commonly detected in humans is _____ . – Potassium – 40
Hydrogen bomb is based on the principle of _____ . – Nuclear fusion
The ultrapure metal is obtained by _____ . – Zone refining
Most abundant metal in earth’s crust is ______ . – Aluminium
Balloons are filled with _____ . – Helium
The element common to all acids is _____ . – Hydrogen
