Chemistry The two metal ions that cause hardness to water are: Calcium, Magnesium Sodium, Potassium Sodium, Magnesium Sodium, Calcium Calcium, Magnesium Sodium, Potassium Sodium, Magnesium Sodium, Calcium ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following electrodes is used in strongly alkaline solution Mercury - mercurous chloride electrode Silver - silver chloride electrode Mercury - mercurous sulphate electrode Mercury - mercuric oxide electrode Mercury - mercurous chloride electrode Silver - silver chloride electrode Mercury - mercurous sulphate electrode Mercury - mercuric oxide electrode ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which among the following is liquid non-metal ? Mercury Water Alcohol Bromine Mercury Water Alcohol Bromine ANSWER DOWNLOAD EXAMIANS APP
Chemistry The process which does not evolve CO2 in air is Photosynthesis Breathing Burning Organic delay Photosynthesis Breathing Burning Organic delay ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following metals pollutes the air of a city having large number of automobiles? Cadmium Lead Copper Chromium Cadmium Lead Copper Chromium ANSWER DOWNLOAD EXAMIANS APP
Chemistry Bhopal gas tragedy is associated with leakage of Carbon dioxide Methyl isocyanate Sulphur dioxide Nitrogen dioxide Carbon dioxide Methyl isocyanate Sulphur dioxide Nitrogen dioxide ANSWER DOWNLOAD EXAMIANS APP
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