Chemistry The working of a dry cell is based on Decomposition reaction Combination reaction Spontaneous oxidation-reduction reaction Electrolysis Decomposition reaction Combination reaction Spontaneous oxidation-reduction reaction Electrolysis ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following is not a characteristic feature of alloys? They are Solutions Compounds Homogeneous systems Mixtures Solutions Compounds Homogeneous systems Mixtures ANSWER DOWNLOAD EXAMIANS APP
Chemistry All isotopes of the same element have ________ Different atomic numbers and different atomic mass The same atomic number but different atomic masses Different atomic numbers and the same atomic mass The same atomic number and the atomic mass Different atomic numbers and different atomic mass The same atomic number but different atomic masses Different atomic numbers and the same atomic mass The same atomic number and the atomic mass ANSWER DOWNLOAD EXAMIANS APP
Chemistry Gobar gas contains mainly : Acetylene Methane Propylene Ethylene Acetylene Methane Propylene Ethylene ANSWER DOWNLOAD EXAMIANS APP
Chemistry Global warming is mainly due to accumulation of Oxides of sulphur Carbon dioxide Oxides of nitrogen Carbon monoxide Oxides of sulphur Carbon dioxide Oxides of nitrogen Carbon monoxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry The common name of sodium bicarbonate is Baking soda Soda ash Soda lime Baking powder Baking soda Soda ash Soda lime Baking powder ANSWER DOWNLOAD EXAMIANS APP
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