Chemistry Which of the toxic heavy metals is found in modern tannery industries ? Chromium Lead Nickel Zinc Chromium Lead Nickel Zinc ANSWER DOWNLOAD EXAMIANS APP
Chemistry The high reactivity of fluorine is due to its high electro negativity small size of fluorine atom availability of d-orbitals strong F - F bond its high electro negativity small size of fluorine atom availability of d-orbitals strong F - F bond ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which among the following coal contains 90 per cent of carbon? Peat Bitumen Anthracite Lignite Peat Bitumen Anthracite Lignite ANSWER DOWNLOAD EXAMIANS APP
Chemistry Cement containing excess amount of lime Becomes more strong Cracks during setting Is quick setting Is slow setting Becomes more strong Cracks during setting Is quick setting Is slow setting ANSWER DOWNLOAD EXAMIANS APP
Chemistry Mercury is a : Liquid non-metal Solid non-metal Liquid metal Solid metal Liquid non-metal Solid non-metal Liquid metal Solid metal ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is also used as a Bio fertilizer? Uric Acid Urea None of these Ammonia Uric Acid Urea None of these Ammonia ANSWER DOWNLOAD EXAMIANS APP