Chemistry The metal used for making aircrafts and rockets is Lead Copper Aluminium Nickel Lead Copper Aluminium Nickel ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following is not a fertilizer? Ammonium sulphate Calcium sulphate Calcium ammonium nitrate Potassium nitrate Ammonium sulphate Calcium sulphate Calcium ammonium nitrate Potassium nitrate ANSWER DOWNLOAD EXAMIANS APP
Chemistry Ruby and sapphire are oxides of Tin Aluminium Iron Copper Tin Aluminium Iron Copper ANSWER DOWNLOAD EXAMIANS APP
Chemistry Higher concentration of nitrogen dioxide in atmosphere air causes Corrosion Asphyxiation Cancer Bronchitis Corrosion Asphyxiation Cancer Bronchitis ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following is found in Vinegar ? Propionic acid Formic acid Acetic acid Butyric acid Propionic acid Formic acid Acetic acid Butyric acid ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following acids is used in battery ? Sulphurous acid Sulphuric acid Hydrofluoric acid Hydrochloric acid Sulphurous acid Sulphuric acid Hydrofluoric acid Hydrochloric acid ANSWER DOWNLOAD EXAMIANS APP
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