Which of the following is the essential element for batteries used in electric cars? [A] Magnesium [B] Lithium [C] Sodium [D] Bromine
Adv.
Lithium
Which of the following is not a correct statement about Bitumen? [A] It’s a mixture of highly condensed polycyclic aromatic compounds [B] Its is soluble in Carbon Disulphide [C] SARA analysis is used to determine bitumen chemistry [D] All of above are correct statements
The term “white coal” sometimes referred to which of the following? [A] Geothermal Electricity [B] Wind Energy [C] Hydroelectricity [D] Biomass Energy
Which among the following is responsible for depletion of Ozone? [A] Carbon monoxide [B] Carbon dioxide [C] Chlorofluoro carbon [D] Mercuric oxide
Which among the following is popularly called Hypo? [A] Silver Bromide [B] Silver nitrate [C] Sodium thiosulphate [D] Sodium phosphate
Which among the following scientists had discovered Radium? [A] Marie and Pierre Curie [B] Andre-Louis Debierne [C] Kasimir Fajans [D] Oswald Helmuth Gohring
Which among the following is the objective of the Methyl tert-butyl ether (MTBE) mixing with Petroleum? [A] Raise Octane Number [B] Antioxidant Stabilizer [C] Lead Scavanger [D] Fuel Dye
Which among the following are constituents of Brass? [A] Zinc and Copper [B] Iron and Zinc [C] Copper and Nickel [D] Iron and Copper
2,4-D, which is sold as a weed killer of the broad-leaved weeds is a synthetic version of __: [A] Auxin Hormone [B] Cytokinin Hormone [C] Xylitol [D] None of them
Which among the following is known as Quick Lime? [A] CaO [B] CaCO2 [C] Ca(OH)2 [D] CaCl2
Kazimierz Funk or Casimir Funk, was a Polish biochemist, generally credited with the first formulation of the concept of which of the following ? [A] Amino Acids [B] DNA [C] RNA [D] Vitamins
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