Acharya Nagarjuna University, Biology and Chemistry, Chemistry
Power Output of Electric Motor - Physics - Past Paper
"Suppose a teaspoon of magnesium filings and a teaspoon of powdered sulfur are placed together in a metal beaker. Would this constitute a mixture or a pure substance? Suppose the magnesium filings and sulfur are heated so that they react with each other, forming magnesium sulfide. Would this still be a “mixture”? Why or why not?"
Magnesium, Sulfur, Mixture
Vitamins B2, B12, A, K, K1, K2 are photo labile. They are all unstable in presence of light.
The alkali metals, present in group hands down the periodic table (formerly called group IA), are very reactive metals that will not occur freely as...