Chemistry The most abundant element by number in the living system is : Carbon Oxygen Hydrogen Nitrogen Carbon Oxygen Hydrogen Nitrogen ANSWER DOWNLOAD EXAMIANS APP
Chemistry The elements in the modern Periodic table are arranged according to their Neutron number Atomic number Atomic Weight Mass number Neutron number Atomic number Atomic Weight Mass number ANSWER DOWNLOAD EXAMIANS APP
Chemistry Gobar gas mainly contains Hydrogen sulphide Methane Carbon dioxide Carbon monoxide Hydrogen sulphide Methane Carbon dioxide Carbon monoxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry Sodium Carbonate is commonly known as Caustic Soda Baking Soda Caustic Potash Washing Soda Caustic Soda Baking Soda Caustic Potash Washing Soda ANSWER DOWNLOAD EXAMIANS APP
Chemistry Cement containing excess amount of lime Is slow setting Cracks during setting Is quick setting Becomes more strong Is slow setting Cracks during setting Is quick setting Becomes more strong ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following is used for dating very old objects of archaeological importance? Tritium Carbon-14 Radium Phosphorus-31 Tritium Carbon-14 Radium Phosphorus-31 ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS