Chemistry The filter over which sewage is sprinkled is called as Trickling filter Percolating filter Intermittent sand filter Contact bed Trickling filter Percolating filter Intermittent sand filter Contact bed ANSWER DOWNLOAD EXAMIANS APP
Chemistry Brown stains in vessels and clothes indicate the presence of high quantities of ________ in water Magnesium None of these Manganese Calcium Magnesium None of these Manganese Calcium ANSWER DOWNLOAD EXAMIANS APP
Chemistry In its reaction with silver nitrate, C2H2 shows Basic property Reducing property Oxidising property Acidic property Basic property Reducing property Oxidising property Acidic property ANSWER DOWNLOAD EXAMIANS APP
Chemistry What is a mixture of potassium nitrate, powdered charcoal and sulphur called? Gun powder Glass Paint Cement Gun powder Glass Paint Cement ANSWER DOWNLOAD EXAMIANS APP
Chemistry If there is one million Mg2+ ions in MgCl2, how many chloride ions are there? Half a million Two million Ten million One million Half a million Two million Ten million One million ANSWER DOWNLOAD EXAMIANS APP
Chemistry 'Plaster of Paris' is made by partial dehydration of Epsom salt Blue vitriol Green vitriol Gypsum salt Epsom salt Blue vitriol Green vitriol Gypsum salt ANSWER DOWNLOAD EXAMIANS APP
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