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This set of General Science Multiple Choice Questions & Answers (MCQs) focuses on Chemistry Set 4

Q1 | Calamine lotion which is used as an antipruritic (anti-itching agent) to treat mild pruritic conditions contains which of the following?
  • Zinc
  • Calcium
  • Magnesium
  • Sodium
Q2 | In which of the following Mercury is a constituent?
  • Cinnabar
  • Chile saltpeter
  • Calamine
  • Gold
Q3 | Adsorption is used commonly in which of the following processes?
  • Purification of solids
  • Purification of liquids
  • Making scrubbers
  • Chromatography
Q4 | Which among the following is a correct definition of Cyclotron?
  • Accelerator of charged atomic particles
  • Device for detection of High Energy atomic radiation
  • Device for storing electric charge
  • Device for storing heat
Q5 | The Chemical formula of Graphite is _________?
  • C
  • C2
  • C4
  • C6
Q6 | Which among the following is true about solubility of ?Lipids??
  • They are soluble in water but insoluble in organic solvents
  • They are insoluble in water but soluble in organic solvents
  • They are soluble in water as well as organic solvents
  • They are insoluble in water as well as organic solvents
Q7 | Calcium Magnesium Silicate is commonly called as ________?
  • Asbestos
  • Borax
  • Baking Soda
  • Washing Soda
Q8 | Phenolphthalein is used in chemistry as a ______?
  • Solvent
  • Dye
  • Catalyst
  • Detergent
Q9 | Reserpine is an example of which kind of drug?
  • Narcotic
  • Anti-histamine
  • Tranquillizer
  • None
Q10 | Cobalt oxide is used to impart which color to glass?
  • Brown
  • Blue
  • Red
  • Yellow
Q11 | Which among the following is correct full form of DDT?
  • Dichloro-diethyl-trifluoromethane
  • Dichloro-diphenyl-trichloroethane
  • Dichloro-diphenyl-trichloromethane
  • Dipheneyl-dichloro-trichloromethane
Q12 | Which among the following sentences is true?
  • Ammophos is an organic fertilizer while Urea is an inorganic fertilizer
  • Ammophos is an inorganic fertilizer while Urea is an organic fertilizer
  • Both of them are organic fertilizers
  • Both of them are inorganic fertilizers
Q13 | Rayon is an example of _______?
  • a synthetic fiber
  • a natural fiber
  • semi-synthetic fiber
  • Synthetic Detergent
Q14 | Sodium Alkyl Sulphate and Benzene Sulphate are examples of ________
  • Explosives
  • Insecticides
  • Fungicides
  • Synthetic Detergents
Q15 | Which of the following group characterizes alcohols?
  • OH group
  • COOH group
  • COO group
  • CO group
Q16 | Which among the following is not a use of Graphite?
  • making of electrodes
  • lubricant
  • manufacturing of crucibles,
  • Glass cutting
Q17 | Water at 4 degree centigrade has____?
  • minimum density
  • maximum density
  • No density
  • None of the above
Q18 | To keep the hot glass item‘s finishing and transparency , they go through a process calledannealing. This process involves _______?
  • cooled rapidly
  • cooled very slowly
  • cooled slowly and uniformly under controlled environment
  • heating rapidly
Q19 | Bleaching Powder is a compound of _______?
  • Calcium
  • Sodium
  • Magnesium
  • Sulphur
Q20 | Graphite, Carbon and Diamonds are _________?
  • Isotopes
  • Isomers
  • Isotones
  • Allotropes
Q21 | Galena & Litharge are ores of which of the following metals?
  • Mercury
  • Zinc
  • Copper
  • Lead
Q22 | A molecule is a smallest part of matter which possesses all properties of original matter. Amolecule is electrically _________?
  • Positve
  • Negative
  • either positive or negative
  • neutral
Q23 | A neutron , an electron, a proton and an alpha particle are moving with the same kineticenergy. Which of the following is correct order of their speeds?
  • Alpha Particle, Neutron, Proton, Electron
  • Electron, Proton , Neutron, Alpha Particle
  • Alpha Particle, Proton, Neutron, Electron
  • Neutron, Proton, Alpha Particle, Electron
Q24 | Whenever an alkali metal such as Lithium or Sodium reacts with water , which among thefollowing gas is produced?
  • Oxygen
  • Hydrogen
  • Ozone
  • Carbondioxide
Q25 | Which among the following are used as components to produce Nitrolim, a widely usedfertilizer in past?
  • Nitrogen & Limestone
  • Calcium Carbide and Nitrogen
  • Calcium Carbide & Carbon
  • Calcium Carbide and Limestone