Chemistry Which of the following is used as non-stick coating for cooking utensils? Styrofoam Polystyrene Perspex Teflon Styrofoam Polystyrene Perspex Teflon ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following elements is an example of noble gas ? Hydrogen Helium Chlorine Nitrogen Hydrogen Helium Chlorine Nitrogen ANSWER DOWNLOAD EXAMIANS APP
Chemistry The purest form of water is Distilled water Rain water Tap water Ground water Distilled water Rain water Tap water Ground water ANSWER DOWNLOAD EXAMIANS APP
Chemistry The mass number of a nucleus is always more than the atomic weight always less than its atomic number the sum of the number of protons and neutrons present in the nucleus a fraction always more than the atomic weight always less than its atomic number the sum of the number of protons and neutrons present in the nucleus a fraction ANSWER DOWNLOAD EXAMIANS APP
Chemistry Identify the metal which is non toxic in nature. Gold Cadmium Chromium Cobalt Gold Cadmium Chromium Cobalt ANSWER DOWNLOAD EXAMIANS APP
Chemistry Mixture can be Both A and B Pure substance Homogeneous Heterogeneous Both A and B Pure substance Homogeneous Heterogeneous ANSWER DOWNLOAD EXAMIANS APP
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