Chemistry Which of the following chemical materials is responsible for the depletion of ozone layer in the atmosphere ? Chlorofluorocarbon Sulphur dioxide Carbon dioxide Nitrous oxide Chlorofluorocarbon Sulphur dioxide Carbon dioxide Nitrous oxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry The chemical name of 'Hypo' commonly used in photography is Sodium thiosulphate Silver iodide Sodium nitrate Silver nitrate Sodium thiosulphate Silver iodide Sodium nitrate Silver nitrate ANSWER DOWNLOAD EXAMIANS APP
Chemistry Tetra ethyle lead (TEL) is A reductant An antioxidant An antiknock compound A catalyst in burning fossil fuel A reductant An antioxidant An antiknock compound A catalyst in burning fossil fuel ANSWER DOWNLOAD EXAMIANS APP
Chemistry The charcoal used to decolourise brown sugar solution is Wood charcoal Sugar charcoal Animal charcoal Coconut charcoal Wood charcoal Sugar charcoal Animal charcoal Coconut charcoal ANSWER DOWNLOAD EXAMIANS APP
Chemistry An alloy used in making heating elements for electric heating device is German Silver Nichrome Solder Alloy Steel German Silver Nichrome Solder Alloy Steel ANSWER DOWNLOAD EXAMIANS APP
Chemistry The influence of temperature on reaction rate is predicted by Van der Waals equation Lewis equation Arrhenius equation Kirchhoff's equation Van der Waals equation Lewis equation Arrhenius equation Kirchhoff's equation ANSWER DOWNLOAD EXAMIANS APP
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