Chemistry Silver halides are used in photographic plates because they are Totally colourless Soluble in hyposolution Oxidised in air Reduced by light Totally colourless Soluble in hyposolution Oxidised in air Reduced by light ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which gas is used as fire extinguisher ? Carbon suboxide Sulphur dioxide Carbon dioxide Carbon monoxide Carbon suboxide Sulphur dioxide Carbon dioxide Carbon monoxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry The number of hydrogen bonds between guanine and cytosine in DNA is 3 4 1 2 3 4 1 2 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Burning pyrites ore gives out Sulphur dioxide gas Nitrogen dioxide gas Carbon dioxide gas Nitric oxide gas Sulphur dioxide gas Nitrogen dioxide gas Carbon dioxide gas Nitric oxide gas ANSWER DOWNLOAD EXAMIANS APP
Chemistry The process of covering water pipes made of Iron with Zinc layer to prevent corrosion is called : Alloy formation Vulcanization Zinc plating Galvanization Alloy formation Vulcanization Zinc plating Galvanization ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following is found in Vinegar ? Propionic acid Formic acid Acetic acid Butyric acid Propionic acid Formic acid Acetic acid Butyric acid ANSWER DOWNLOAD EXAMIANS APP
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