Chemistry The nucleus of a hydrogen atom consists of 1 electron only 1 neutron only 1 proton only 1 proton + 2 neutron 1 electron only 1 neutron only 1 proton only 1 proton + 2 neutron ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is the main nitrogenous waste in humans ? Ammonia Urea Uric Acid Ammonium Nitrate Ammonia Urea Uric Acid Ammonium Nitrate ANSWER DOWNLOAD EXAMIANS APP
Chemistry Ultraviolet rays can be used in water treatment as Disinfectant Flocculator Precipitator Hydrolyser Disinfectant Flocculator Precipitator Hydrolyser ANSWER DOWNLOAD EXAMIANS APP
Chemistry Brass is a Heterogeneous mixture Compound Element Homogeneous mixture Heterogeneous mixture Compound Element Homogeneous mixture ANSWER DOWNLOAD EXAMIANS APP
Chemistry Copper substances when exposed to air gains a green coating due to the formation of: CuO CuCO3 Cu(OH)2 CuSO4 Cu(NO3)2 CuO CuCO3 Cu(OH)2 CuSO4 Cu(NO3)2 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is biodegradable ? D.T. Plastic Paper Aluminium D.T. Plastic Paper Aluminium ANSWER DOWNLOAD EXAMIANS APP
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