Chemistry The depletion in Ozone layer is caused by ________ . Carbon dioxide Methane Nitrous oxide Chlorofluorocarbons Carbon dioxide Methane Nitrous oxide Chlorofluorocarbons ANSWER DOWNLOAD EXAMIANS APP
Chemistry What happens when a drop of glycerol is added to crushed KMnO4 spread on a paper ? There is no reaction. The paper ignites There is a crackling sound There is a violent explosion. There is no reaction. The paper ignites There is a crackling sound There is a violent explosion. ANSWER DOWNLOAD EXAMIANS APP
Chemistry Atoms of same element having different mass numbers are called________ Isomers Isobars Isotones Isotopes Isomers Isobars Isotones Isotopes ANSWER DOWNLOAD EXAMIANS APP
Chemistry The filter over which sewage is sprinkled is called as Intermittent sand filter Trickling filter Percolating filter Contact bed Intermittent sand filter Trickling filter Percolating filter Contact bed ANSWER DOWNLOAD EXAMIANS APP
Chemistry The compounds formed when hydrogen combines with p-block elements are called Molecular hydrides Ionic hydrides Metallic hydrides Polynuclear hydrides Molecular hydrides Ionic hydrides Metallic hydrides Polynuclear hydrides ANSWER DOWNLOAD EXAMIANS APP
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