Question

which element burns in oxygen to form its oxide which is soluble in water. this acqueous solution gives blue colour with red litmus paper. What conclusion do you draw from the given observation ?​

Answer 1

❥︎Magnesium oxide ☃︎

Magnesium oxide changes the colour of red litmus paper to blue. This reaction shows that magnesium oxide is basic in nature. The formation of magnesium oxide is a direct combination reaction of two elements: magnesium and oxygen.