Chemistry Chemical name of vinegar is Acetone Formaldehyde Acetic acid Ethanol Acetone Formaldehyde Acetic acid Ethanol ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which among the following stage is suitable indicator when solution of sodium carbonate is mixed with sulphuric acid ? Methylene blue Phenolphthaline Methyl orange Methyl red Methylene blue Phenolphthaline Methyl orange Methyl red ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is not a method of preparing oxygen? Fractional distillation of liquid air Decomposition of potassium permanganate Decomposition of manganese dioxide Electrolysis of water Fractional distillation of liquid air Decomposition of potassium permanganate Decomposition of manganese dioxide Electrolysis of water ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the toxic heavy metals is found in modern tannery industries ? Lead Zinc Nickel Chromium Lead Zinc Nickel Chromium ANSWER DOWNLOAD EXAMIANS APP
Chemistry Synthetic detergents are made from Sodium salt of benzene carboxylic acid Sodium stearate Sodium palmitate Sodium salt of benzene sulphonic acid Sodium salt of benzene carboxylic acid Sodium stearate Sodium palmitate Sodium salt of benzene sulphonic acid ANSWER DOWNLOAD EXAMIANS APP
Chemistry The new strain of bacteria produced by biotechnology in alcohol industry is Saccharomyces cerevisiae Bacillus subtilis Pseudomonas putida Escherichia coli Saccharomyces cerevisiae Bacillus subtilis Pseudomonas putida Escherichia coli ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS