Chemistry The quality of petrol is expressed in terms of Added unlead compounds Gold number Octane number Cetane number Added unlead compounds Gold number Octane number Cetane number ANSWER DOWNLOAD EXAMIANS APP
Chemistry The molecular formula of phosphorous is P2 P3 P4 P1 P2 P3 P4 P1 ANSWER DOWNLOAD EXAMIANS APP
Chemistry The atomic number of carbon is 6 and its atomic mass is 12. How many are there protons in the nucleus of carbon ? Zero 12 6 18 Zero 12 6 18 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which among the following is used as a catalyst in the production of high octane fuels? HF H2SO4 HNO3 HCl HF H2SO4 HNO3 HCl ANSWER DOWNLOAD EXAMIANS APP
Chemistry Cinnabar is an ore/mineral of Molybdenum Manganese Lead Mercury Molybdenum Manganese Lead Mercury ANSWER DOWNLOAD EXAMIANS APP
Chemistry Normal rainwater is slightly acidic due to the presence of Carbon dioxide None of these Sulphur dioxide Methane Carbon dioxide None of these Sulphur dioxide Methane ANSWER DOWNLOAD EXAMIANS APP
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