Chemical Process Pick out the exothermic reaction out of the following: MgCO₃ = MgO + CO₂ All of these C + H₂O = CO + H₂ CaC₂ + H₂O = Ca(OH)₂ + C₂H₂ MgCO₃ = MgO + CO₂ All of these C + H₂O = CO + H₂ CaC₂ + H₂O = Ca(OH)₂ + C₂H₂ ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Which of the following is not a food additive? Benzoyl peroxide Ammonium chloride Citric acid Invertage Benzoyl peroxide Ammonium chloride Citric acid Invertage ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Which of the following is an ore of iron? Galena Bauxite Chalcopyrite Hematite Galena Bauxite Chalcopyrite Hematite ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Brackish water which contains mostly dissolved salt, can be purified by the __________ process. Lime soda Reverse osmosis Sand filter Permutit Lime soda Reverse osmosis Sand filter Permutit ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Catalyst used during the manufacture of 'Vanaspati Ghee' is Zinc Platinum Nickel Copper Zinc Platinum Nickel Copper ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Reaction of an alcohol with organic acid is called the __________ reaction. Neutralisation Acidification Esterification Saponification Neutralisation Acidification Esterification Saponification ANSWER DOWNLOAD EXAMIANS APP