Chemistry Which of the following causes the rusting of iron? a. Oxidation b. Reduction c. Chemical reaction with oxygend. Chemical reaction with CO2 A and c A and b B and c C and d A and c A and b B and c C and d ANSWER DOWNLOAD EXAMIANS APP
Chemistry The organic reaction represented by equation CH3 - CH = O + H2NOH gives CH3 - CH - NH + H2O is an example of an elimination reaction an oxidation reaction a condensation reaction an addition reaction an elimination reaction an oxidation reaction a condensation reaction an addition reaction ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is a natural polymer? Starch Polythene Bakelite Nylon Starch Polythene Bakelite Nylon ANSWER DOWNLOAD EXAMIANS APP
Chemistry Atoms having the same number of protons but different number of neutrons are called : Anions Cations Higgs-boson Isotopes Anions Cations Higgs-boson Isotopes ANSWER DOWNLOAD EXAMIANS APP
Chemistry Exposure to mixtures of chemicals are greater than expected on the basis of effects of exposure to each chemical individually. This is known as Additives Synergism Independent Antagonism Additives Synergism Independent Antagonism ANSWER DOWNLOAD EXAMIANS APP
Chemistry Match the List-I with List-II and select the correct answer using the codes given below the listsList-I (Green house gas)List-II(Major source)F.Carbondioxide1.Enteric fermentation in cattleG.Methane2.Burning of fossilH.Chloroflro carbons3.Mercury compounds in waste waterJ.Nitrous oxide4.Nylon production 5.Air conditioner and refrigeration unitsCodes :FGHJA.2154B.3421C.3241D.1234 D A B C D A B C ANSWER DOWNLOAD EXAMIANS APP
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