Chemistry PH scale ranges from 0 – 14 None 8 – 14 0 – 7 0 – 14 None 8 – 14 0 – 7 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Freon' used as refrigerants is chemically Chlorinated hydrocarbon Chlorofluoro hydrocarbon Fluorinated hydrocarbon Fluorinated aromatic compound Chlorinated hydrocarbon Chlorofluoro hydrocarbon Fluorinated hydrocarbon Fluorinated aromatic compound ANSWER DOWNLOAD EXAMIANS APP
Chemistry The ionic radii of N3-, O2-, F- and Na+ follows the order Na+ > O2- > N3- > F- N3- > Na+ > O2- > F- O2- > F- > Na+ > N3- N3- > O2- > F- > Na+ Na+ > O2- > N3- > F- N3- > Na+ > O2- > F- O2- > F- > Na+ > N3- N3- > O2- > F- > Na+ ANSWER DOWNLOAD EXAMIANS APP
Chemistry The chemical name of quartz is Calcium phosphate Calcium oxide Sodium silicate Sodium phosphate Calcium phosphate Calcium oxide Sodium silicate Sodium phosphate ANSWER DOWNLOAD EXAMIANS APP
Chemistry Cooking gas is a mixture of Carbon dioxide and oxygen Carbon monoxide and carbon dioxide Methane and ethylene Butane and propane Carbon dioxide and oxygen Carbon monoxide and carbon dioxide Methane and ethylene Butane and propane ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following gases is most toxic ? Carbon dioxide Chlorine Sulphur dioxide Carbon monoxide Carbon dioxide Chlorine Sulphur dioxide Carbon monoxide ANSWER DOWNLOAD EXAMIANS APP
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