Chemistry Which of the following is the major constituent of LPG? Butane Methane Ethane Propane Butane Methane Ethane Propane ANSWER DOWNLOAD EXAMIANS APP
Chemistry Who is known as the 'father of modern chemistry' Robert Boyle Democritus Antoine Lavoisier John Dalton Robert Boyle Democritus Antoine Lavoisier John Dalton ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following contributes largely to the ‘green house effect’ ? Carbon monoxide Carbon dioxide Water vapour Ozone Carbon monoxide Carbon dioxide Water vapour Ozone ANSWER DOWNLOAD EXAMIANS APP
Chemistry The green colour seen in firework displays is due to the chloride salt of : Sodium Calcium Barium Strontium Sodium Calcium Barium Strontium ANSWER DOWNLOAD EXAMIANS APP
Chemistry Coating of solid waste with impervious material is known as Landfill Capping Encapsulation Chemical fixation Landfill Capping Encapsulation Chemical fixation ANSWER DOWNLOAD EXAMIANS APP
Chemistry The acid which fails to liberate carbon dioxide from sodium bicarbonate is : Sulphuric acid Formic acid Carbonic acid Acetic acid Sulphuric acid Formic acid Carbonic acid Acetic acid ANSWER DOWNLOAD EXAMIANS APP
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