Chemistry The number of hydrogen bonds between guanine and cytosine in DNA is 4 1 3 2 4 1 3 2 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following laser types is used in a laser printer? Dye laser Semiconductor laser Excimer laser Gas laser Dye laser Semiconductor laser Excimer laser Gas laser ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following metals is used to galvanise iron ? Lead Zinc Copper Mercury Lead Zinc Copper Mercury ANSWER DOWNLOAD EXAMIANS APP
Chemistry An inert gas mixed with oxygen given to patients suffering from restricted breathing is Radon Argon Helium Krypton Radon Argon Helium Krypton ANSWER DOWNLOAD EXAMIANS APP
Chemistry Aquaregia is a mixture of the following in the ratio 1 : 3 by volume Dil. HCl and dil. HNO3 Conc. HCl and conc. HNO3 Conc. HNO3 and conc. HCl Conc. HNO3 and conc. H2SO4 Dil. HCl and dil. HNO3 Conc. HCl and conc. HNO3 Conc. HNO3 and conc. HCl Conc. HNO3 and conc. H2SO4 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following has least negative electron gain enthalpy F P S Cl F P S Cl ANSWER DOWNLOAD EXAMIANS APP