Chemistry An inert gas mixed with oxygen given to patients suffering from restricted breathing is Helium Radon Krypton Argon Helium Radon Krypton Argon ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which metal is extracted from sea water? Aluminium Potassium Beryllium Magnesium Aluminium Potassium Beryllium Magnesium ANSWER DOWNLOAD EXAMIANS APP
Chemistry The iron ore magnetite consists of FeCO3 3Fe2O3 .. 3H2O Fe3OH4 Fe2O3 FeCO3 3Fe2O3 .. 3H2O Fe3OH4 Fe2O3 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following is not a characteristic feature of alloys? They are Compounds Solutions Mixtures Homogeneous systems Compounds Solutions Mixtures Homogeneous systems ANSWER DOWNLOAD EXAMIANS APP
Chemistry The chemical used in developing photographic films is Hydroquinone Silver bromide Hypo Sodium sulphate Hydroquinone Silver bromide Hypo Sodium sulphate ANSWER DOWNLOAD EXAMIANS APP
Chemistry The gas which emits from rice field is All of these Ethane Nitrogen Methane All of these Ethane Nitrogen Methane ANSWER DOWNLOAD EXAMIANS APP