Chemistry PH value between 6.5-7.5 makes the soil Basic Neutral None of these Acidic Basic Neutral None of these Acidic ANSWER DOWNLOAD EXAMIANS APP
Chemistry The polymerisation of which often following is used in manufacturing of polythene in industry ? Ethylene Acetylene Styrene Methane Ethylene Acetylene Styrene Methane ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of these acids is not organic in origin? Lactic acid Citric acid Sulphuric acid Oxalic acid Lactic acid Citric acid Sulphuric acid Oxalic acid ANSWER DOWNLOAD EXAMIANS APP
Chemistry The main chemical constituent of clay is aluminium borosilicate zeolites aluminium silicate silicon oxide aluminium borosilicate zeolites aluminium silicate silicon oxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry What is the chemical symbol of mercury None of these Hg Mr Mg None of these Hg Mr Mg ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following chemical materials is responsible for the depletion of ozone layer in the atmosphere ? Chlorofluorocarbon Nitrous oxide Carbon dioxide Sulphur dioxide Chlorofluorocarbon Nitrous oxide Carbon dioxide Sulphur dioxide ANSWER DOWNLOAD EXAMIANS APP
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