Chemistry Which one of the following is most acidic Al22O3 CaO Na2O MgO Al22O3 CaO Na2O MgO ANSWER DOWNLOAD EXAMIANS APP
Chemistry Highly toxic gas which causes headache, visual difficulty, paralysis and even death is CO2 All of these O3 CO CO2 All of these O3 CO ANSWER DOWNLOAD EXAMIANS APP
Chemistry The amount of chlorine available in water after disinfection is called as Residual chlorine Free available chlorine Free chlorine Combined available chlorine Residual chlorine Free available chlorine Free chlorine Combined available chlorine ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following is used as an anti-freeze for the automobile engines ? Ethanol Methanol Propyl alcohol Ethylene glycol Ethanol Methanol Propyl alcohol Ethylene glycol ANSWER DOWNLOAD EXAMIANS APP
Chemistry Number of neutrons in an atom of hydrogen is Three Zero One Two Three Zero One Two ANSWER DOWNLOAD EXAMIANS APP
Chemistry Water cycle refers to Constant movement of water from ocean to land and back to ocean once again Water distribution in relatively dry areas An integrated attempt to recycle water in relatively arid regions Scientific management of water in areas excessively plagued with water-logging Constant movement of water from ocean to land and back to ocean once again Water distribution in relatively dry areas An integrated attempt to recycle water in relatively arid regions Scientific management of water in areas excessively plagued with water-logging ANSWER DOWNLOAD EXAMIANS APP
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