Chemistry The most abundant element is Nitrogen Calcium Oxygen Silicon Nitrogen Calcium Oxygen Silicon ANSWER DOWNLOAD EXAMIANS APP
Chemistry The compounds formed when hydrogen combines with p-block elements are called Molecular hydrides Polynuclear hydrides Metallic hydrides Ionic hydrides Molecular hydrides Polynuclear hydrides Metallic hydrides Ionic hydrides ANSWER DOWNLOAD EXAMIANS APP
Chemistry The charcoal used to decolourise brown sugar solution is Sugar charcoal Animal charcoal Coconut charcoal Wood charcoal Sugar charcoal Animal charcoal Coconut charcoal Wood charcoal ANSWER DOWNLOAD EXAMIANS APP
Chemistry Chemical formula of washing soda is Ca(OH)2 Na2CO3.10H2O Na2SO4.10H2O NaHCO3 Ca(OH)2 Na2CO3.10H2O Na2SO4.10H2O NaHCO3 ANSWER DOWNLOAD EXAMIANS APP
Chemistry In which of the following substances all carbon atoms are quaternary in nature ? Napthalene Graphite Diamond Teflon Napthalene Graphite Diamond Teflon ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which metal is the heaviest in periodic table among the following ? W Pt Os Pb W Pt Os Pb ANSWER DOWNLOAD EXAMIANS APP
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