Chemistry The most extensive, commercially useful source of thorium as monazite sand occurs in India at Orissa coast Gujarat coast Travancore coast West Bengal coast Orissa coast Gujarat coast Travancore coast West Bengal coast ANSWER DOWNLOAD EXAMIANS APP
Chemistry Rectified spirit is : Methylated spirit 95% ethyl alcohol 100% ethyl alcohol Tincture iodine Methylated spirit 95% ethyl alcohol 100% ethyl alcohol Tincture iodine ANSWER DOWNLOAD EXAMIANS APP
Chemistry Aluminium can be purified by Distillation Oxidation Electrolysis Ozonolysis Distillation Oxidation Electrolysis Ozonolysis ANSWER DOWNLOAD EXAMIANS APP
Chemistry In which of the following ions , the colour is not due to d-d transition ? [CoF6]3+ [CrO4]2− [Cu(NH3)4]2+ [Ti(H2O)6]3+ [CoF6]3+ [CrO4]2− [Cu(NH3)4]2+ [Ti(H2O)6]3+ ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following is used to restore the colour of old oilpaintings ? Hydrogen peroxide Barium peroxide Sodium peroxide Ozone Hydrogen peroxide Barium peroxide Sodium peroxide Ozone ANSWER DOWNLOAD EXAMIANS APP
Chemistry Sour taste of lemon is due to the presence of which of the following ? Acetic acid Formic acid Oxalic acid Citric acid Acetic acid Formic acid Oxalic acid Citric acid ANSWER DOWNLOAD EXAMIANS APP
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