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aluminium powder & ammonium chloride
aluminium powder & ammonium nitrate
aluminium powder & potassium nitrate
aluminium powder & ammonium sulphate
Among the following the maximum covalent character is shown by the compound
Among the fuels given below, the one with highest calorific value is
Among the given nutrients, milk is a poor source of
An acid having basicity one is
An antibiotic is
An atom of an element has atomic number 17 and mass number 36. The number of neutrons in its nucleus is
An electric iron has a heating element made of :
An electrochemical cell which is used as a source of direct electrical current at constant voltage under standard conditions is called a :
An element found in all organic compounds is
An element of atomic no. 29 belongs to