Chemistry Which of the following is used to remove ink and rust stains on cloth? Oxalic acid Alcohol Ether Kerosene oil Oxalic acid Alcohol Ether Kerosene oil ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which acid is used in Lead storage battery? Sulphuric acid Acetic acid Nitric acid Hydrochloric acid Sulphuric acid Acetic acid Nitric acid Hydrochloric acid ANSWER DOWNLOAD EXAMIANS APP
Chemistry The ionisation energy of hydrogen atom in the ground state is x KJ. The energy required for an electron to jump from 2nd orbit to 3rd orbit is x/6 5x 5x/36 7.2 x x/6 5x 5x/36 7.2 x ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following chemicals helps in fruit ripening? Ethephon Atrazine Malathion Isoproturan Ethephon Atrazine Malathion Isoproturan ANSWER DOWNLOAD EXAMIANS APP
Chemistry The liquid waste from kitchens and baths, of residences is known as : Refuse Sullage Storm water Domestic sewage Refuse Sullage Storm water Domestic sewage ANSWER DOWNLOAD EXAMIANS APP
Chemistry Epsom salt is used As purgative In making tooth paste In softening water In paper industry As purgative In making tooth paste In softening water In paper industry ANSWER DOWNLOAD EXAMIANS APP
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