Chemical Process Tall oil obtained as a by-product from the black liquor recovery is A black, sticky & viscous liquid Composed mainly of rosin & fatty acids Used in the manufacture of greases, emulsions & soaps All of these A black, sticky & viscous liquid Composed mainly of rosin & fatty acids Used in the manufacture of greases, emulsions & soaps All of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Permanent hardness of water can be removed by Simply boiling All of these Passing it through cation & anion exchangers Adding alum Simply boiling All of these Passing it through cation & anion exchangers Adding alum ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Which of the following is not responsible for causing permanent hardness of water? Ca(HCO₃)₂ MgCl₂ None of these CaCl₂ Ca(HCO₃)₂ MgCl₂ None of these CaCl₂ ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Reaction of an alcohol with organic acid is called the __________ reaction. Neutralisation Esterification Saponification Acidification Neutralisation Esterification Saponification Acidification ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Average sulphur content in Indian pyrites is about __________ percent. 15 35 70 55 15 35 70 55 ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Chemical name of Grignard reagent is Sodium bicarbonate Sodium sulphite Ethyl magnesium chloride Sodium thiosulphate Sodium bicarbonate Sodium sulphite Ethyl magnesium chloride Sodium thiosulphate ANSWER DOWNLOAD EXAMIANS APP
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