General Science - Chemistry MCQs
31. Haber Process is used to produce which among the following?
32. If a Hydrogen atom is removed from a hydrocarbon of Benzene group, the remaining residue is called _________?
33. Which among the following kinds of Chemical reactions cause the rocks turn red or yellowish?
34. Which among the following is the unit of the scale used for measurement of the spicy heat of a chili pepper?
35. Every kilogram of seawater has approximately how much dissolved salts?
36. Gypsum is added to Cement so that, _________?
37. The color “Carmine” is a shade of which among the following colors?
38. Consider the following:
Gun Metal is the alloy of which among the above?
39. Which among the following makes Chile saltpetre different from saltpetre?
40. Which among the following is “Fool’s Gold” ?