Chemistry Which of the following has pH value 7? Pure Water HCl H2SO4 Sodium Carbonate Pure Water HCl H2SO4 Sodium Carbonate ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following gases is mixed with oxygen for breathing by divers in aqua lungs? Methane Hydrogen Nitrogen Helium Methane Hydrogen Nitrogen Helium ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one is the most reactive gaseous element Flourine Chlorine Iodine Bromine Flourine Chlorine Iodine Bromine ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one element from below list is liquid at room temperature Zinc Lead Argon Bromine Zinc Lead Argon Bromine ANSWER DOWNLOAD EXAMIANS APP
Chemistry Copper substances when exposed to air gains a green coating due to the formation of: CuCO3 Cu(OH)2 CuO CuSO4 Cu(NO3)2 CuCO3 Cu(OH)2 CuO CuSO4 Cu(NO3)2 ANSWER DOWNLOAD EXAMIANS APP
Chemistry The gas used for artificial fruit ripening of green fruit is Ethylene Ethane Acetylene Methane Ethylene Ethane Acetylene Methane ANSWER DOWNLOAD EXAMIANS APP
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