Chemistry Commercial Vaseline is derived from Plant gums Wool wax Petroleum Coal tar Plant gums Wool wax Petroleum Coal tar ANSWER DOWNLOAD EXAMIANS APP
Chemistry The three elements most needed in common fertilisers are : Phosphorous, Sodium and Nitrogen Calcium, Phosphorous and Potassium Sulphur, Phosphorous and Sodium Nitrogen, Potassium and Phosphorous Phosphorous, Sodium and Nitrogen Calcium, Phosphorous and Potassium Sulphur, Phosphorous and Sodium Nitrogen, Potassium and Phosphorous ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following does not form oxyacid ? Chlorine Nitrogen Sulphur Fluorine Chlorine Nitrogen Sulphur Fluorine ANSWER DOWNLOAD EXAMIANS APP
Chemistry Silver halides are used in photographic plates because they are Totally colourless Soluble in hyposolution Reduced by light Oxidised in air Totally colourless Soluble in hyposolution Reduced by light Oxidised in air ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following is used as preservative for foodstuff ? Picric acid Sodium Chloride Glycerine Sodium Benzoate Picric acid Sodium Chloride Glycerine Sodium Benzoate ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is used to increase the anti-knocking property of petrol ? Triethyl lead Trimethyl lead Tetramethyl lead Tetraethyl lead Triethyl lead Trimethyl lead Tetramethyl lead Tetraethyl lead ANSWER DOWNLOAD EXAMIANS APP
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