Chemistry Among the following, which is always found in free-state in nature? Gold Silver Copper Sodium Gold Silver Copper Sodium ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is colourless ? Oxygen Chlorine Phosphorus Sulphur Oxygen Chlorine Phosphorus Sulphur ANSWER DOWNLOAD EXAMIANS APP
Chemistry Alum is used as A purifier for water A disinfectant A fertilizer An analgesic A purifier for water A disinfectant A fertilizer An analgesic ANSWER DOWNLOAD EXAMIANS APP
Chemistry In the periodic table of elements, on moving from left to right across a period, the atomic radius Decreases Remains unchanged Does not follow a definite pattern Increases Decreases Remains unchanged Does not follow a definite pattern Increases ANSWER DOWNLOAD EXAMIANS APP
Chemistry Among the following iron ores, the highest percentage of iron content is found in– Limnonite Magnetite Haemetite None of these Limnonite Magnetite Haemetite None of these ANSWER DOWNLOAD EXAMIANS APP
Chemistry The mass number of an atom is equal to the number of neutrons the number of nucleons the number of protons the number of protons and electrons the number of neutrons the number of nucleons the number of protons the number of protons and electrons ANSWER DOWNLOAD EXAMIANS APP