Chemistry The apparatus used to test acidity of aqueous solution is Hygrometer Acidmeter PH meter Ammeter Hygrometer Acidmeter PH meter Ammeter ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following acts as best adsorbent? Carbon black Activated Charcoal Activated Coconut Charcoal Charcoal Carbon black Activated Charcoal Activated Coconut Charcoal Charcoal ANSWER DOWNLOAD EXAMIANS APP
Chemistry Helium gas is filled in ballons because It is a noble gas It is one of the constitutents of water It is lighter than air Its atomic number is 2 It is a noble gas It is one of the constitutents of water It is lighter than air Its atomic number is 2 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Chemical formula of washing soda is Na2CO3.10H2O Ca(OH)2 NaHCO3 Na2SO4.10H2O Na2CO3.10H2O Ca(OH)2 NaHCO3 Na2SO4.10H2O ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which substance is used to retard the setting action of cement? Al2O3 CaO Na2O + K2O CaSO4, 2H2O Al2O3 CaO Na2O + K2O CaSO4, 2H2O ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following was used as a chemical weapon in the first world war ? Water gas Mustard gas Hydrogen cyanide Carbon monoxide Water gas Mustard gas Hydrogen cyanide Carbon monoxide ANSWER DOWNLOAD EXAMIANS APP
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