Chemistry Alum is used as A purifier for water A disinfectant An analgesic A fertilizer A purifier for water A disinfectant An analgesic A fertilizer ANSWER DOWNLOAD EXAMIANS APP
Chemistry What particles move around the nucleus of an atom and are negatively charged? Electrons Protons Neutrons Positrons Electrons Protons Neutrons Positrons ANSWER DOWNLOAD EXAMIANS APP
Chemistry The gas used in the artificial ripening of fruits is Methane Ethane Acetylene Butane Methane Ethane Acetylene Butane ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following is most acidic Na2O CaO Al22O3 MgO Na2O CaO Al22O3 MgO ANSWER DOWNLOAD EXAMIANS APP
Chemistry Philosopher’s Wool is Zinc blende Zinc carbonate Zinc sulphate Zinc oxide Zinc blende Zinc carbonate Zinc sulphate Zinc oxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is biodegradable ? Paper D.T. Aluminium Plastic Paper D.T. Aluminium Plastic ANSWER DOWNLOAD EXAMIANS APP
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