Chemistry Peptization is a process of Purification of colloids Dispersing precipitates into colloidal solution Protection of colloidal solution Precipitation of colloidal particles Purification of colloids Dispersing precipitates into colloidal solution Protection of colloidal solution Precipitation of colloidal particles ANSWER DOWNLOAD EXAMIANS APP
Chemistry In chemical terms, what are alums used for purifying water for drinking purposes ? Nitrates of aluminium Double sulphates Double nitrate Hydrated chlorides Nitrates of aluminium Double sulphates Double nitrate Hydrated chlorides ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is biodegradable ? Plastic D.T. Aluminium Paper Plastic D.T. Aluminium Paper ANSWER DOWNLOAD EXAMIANS APP
Chemistry When a metal is heated in a flame, the electrons absorb energy and jump to higher energy state. On coming back to the lower energy siate, they emit light, which we can observe in Fluorescence Absorption spectra Emission spectra Raman spectra Fluorescence Absorption spectra Emission spectra Raman spectra ANSWER DOWNLOAD EXAMIANS APP
Chemistry The value of Avogadro Number is 6.023 × 1025 6.023 × 1023 6.023 × 1022 6.023 × 1024 6.023 × 1025 6.023 × 1023 6.023 × 1022 6.023 × 1024 ANSWER DOWNLOAD EXAMIANS APP
Chemistry The common name of sodium bicarbonate is Soda ash Soda lime Baking powder Baking soda Soda ash Soda lime Baking powder Baking soda ANSWER DOWNLOAD EXAMIANS APP
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