Chemistry Which of the following elements is not present in stainless steel? Tungsten Nickel Chromium Iron Tungsten Nickel Chromium Iron ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following gases is mixed with oxygen for breathing by divers in aqua lungs? Methane Helium Nitrogen Hydrogen Methane Helium Nitrogen Hydrogen ANSWER DOWNLOAD EXAMIANS APP
Chemistry A substance which readily forms colloidal solution in contact with water is called Hydrophilic colloid Associated colloid Extrinsic colloid Hydrophobic colloid Hydrophilic colloid Associated colloid Extrinsic colloid Hydrophobic colloid ANSWER DOWNLOAD EXAMIANS APP
Chemistry What is a mixture of potassium nitrate, powdered charcoal and sulphur called? Gun powder Cement Glass Paint Gun powder Cement Glass Paint ANSWER DOWNLOAD EXAMIANS APP
Chemistry Atoms of different elements have Different atomic number and different number of valence electrons Different atomic number and same eletronic configu-ration Same atomic number and same electronic configuration Same number of electrons and neutrons Different atomic number and different number of valence electrons Different atomic number and same eletronic configu-ration Same atomic number and same electronic configuration Same number of electrons and neutrons ANSWER DOWNLOAD EXAMIANS APP
Chemistry It is dangerous to leave the car engine running in a closed garage, because it may cause serious pollution due to poisoning by emission of Unburnt petrol CO CO2 SO2 Unburnt petrol CO CO2 SO2 ANSWER DOWNLOAD EXAMIANS APP