Chemistry 'Plaster of Paris' is made by partial dehydration of Blue vitriol Green vitriol Epsom salt Gypsum salt Blue vitriol Green vitriol Epsom salt Gypsum salt ANSWER DOWNLOAD EXAMIANS APP
Chemistry Plastic is a type of Polymer Polyester Acrylic None of these Polymer Polyester Acrylic None of these ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following has pH value 7? Sodium Carbonate HCl Pure Water H2SO4 Sodium Carbonate HCl Pure Water H2SO4 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Greenhouse effect is caused by Carbon monoxide Carbon dioxide Nitrogen dioxide Nitrogen Carbon monoxide Carbon dioxide Nitrogen dioxide Nitrogen ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the toxic heavy metals is found in modern tannery industries ? Nickel Zinc Chromium Lead Nickel Zinc Chromium Lead ANSWER DOWNLOAD EXAMIANS APP
Chemistry Chemical formula of washing soda is Na2SO4.10H2O Ca(OH)2 NaHCO3 Na2CO3.10H2O Na2SO4.10H2O Ca(OH)2 NaHCO3 Na2CO3.10H2O ANSWER DOWNLOAD EXAMIANS APP
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