Chemistry Which one is the purest form of carbon Coal Iron Diamond Graphite Coal Iron Diamond Graphite ANSWER DOWNLOAD EXAMIANS APP
Chemistry What is the element that is in the highest percentage in the composition of the earth ? Oxygen Iron Magnesium Silicon Oxygen Iron Magnesium Silicon ANSWER DOWNLOAD EXAMIANS APP
Chemistry The heat energy produced when the human body metabolises 1 gram of fat is 29 KJ 39 KJ 30 KJ 1 KJ 29 KJ 39 KJ 30 KJ 1 KJ ANSWER DOWNLOAD EXAMIANS APP
Chemistry Thermal electricity is generated by using which of these ? Coal and Natural Gas only Coal only None of these Coal, Natural Gas and Petroleum Coal and Natural Gas only Coal only None of these Coal, Natural Gas and Petroleum ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following gases is present under pressure in soft drinks? Carbon dioxide Oxygen Nitrogen Nitrous oxide Carbon dioxide Oxygen Nitrogen Nitrous oxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the toxic heavy metals is found in modern tannery industries ? Nickel Zinc Chromium Lead Nickel Zinc Chromium Lead ANSWER DOWNLOAD EXAMIANS APP
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