Chemistry Formic acid is produced by Mosquitoes White ants Red ants Cockroaches Mosquitoes White ants Red ants Cockroaches ANSWER DOWNLOAD EXAMIANS APP
Chemistry Diamond is harder than graphite because of : Difference in layers of atoms Tetrahedral structure of diamond Difference of crystalline structures None of these Difference in layers of atoms Tetrahedral structure of diamond Difference of crystalline structures None of these ANSWER DOWNLOAD EXAMIANS APP
Chemistry Among the following, carbonate ore of Zinc is Zincblende Sphalerite Zincite Calamine Zincblende Sphalerite Zincite Calamine ANSWER DOWNLOAD EXAMIANS APP
Chemistry Coal is formed from Coke Compressed and hardened biomass Deposit of animal waste Crude oil Coke Compressed and hardened biomass Deposit of animal waste Crude oil ANSWER DOWNLOAD EXAMIANS APP
Chemistry Burning pyrites ore gives out Carbon dioxide gas Sulphur dioxide gas Nitrogen dioxide gas Nitric oxide gas Carbon dioxide gas Sulphur dioxide gas Nitrogen dioxide gas Nitric oxide gas ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following is not present in cement ? Alumina Alum Gypsum Clay Alumina Alum Gypsum Clay ANSWER DOWNLOAD EXAMIANS APP
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