Chemistry Which of the following is used for refrigeration? Phosphine Sulphur dioxide Chlorine Freon Phosphine Sulphur dioxide Chlorine Freon ANSWER DOWNLOAD EXAMIANS APP
Chemistry Chemical name of vinegar is Acetic acid Ethanol Formaldehyde Acetone Acetic acid Ethanol Formaldehyde Acetone ANSWER DOWNLOAD EXAMIANS APP
Chemistry Periodic table contains how many groups 18 17 19 16 18 17 19 16 ANSWER DOWNLOAD EXAMIANS APP
Chemistry The length of double bond is _______ than single bond Shorter Longer Of same lenght None of these Shorter Longer Of same lenght None of these ANSWER DOWNLOAD EXAMIANS APP
Chemistry The method of concentrating the ore which makes use of the difference in density between ore and impurities is called magnetic separation levigation liquation leaching magnetic separation levigation liquation leaching ANSWER DOWNLOAD EXAMIANS APP
Chemistry A fertile soil is likely to have a pH of 9 14 43989 3 9 14 43989 3 ANSWER DOWNLOAD EXAMIANS APP
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