Question : What is formed when magnesium is burnt?
Option 1: Baking soda
Option 2: Calcium carbonate
Option 3: Ash
Option 4: Vinegar
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Correct Answer: Ash
Solution : The correct option is Ash.
Magnesium (Mg) is an atomic number 12 chemical element with the symbol Mg. It is a lightweight, somewhat strong, and highly reactive silvery-white metal. When it is burnt, it produces a white powdery material known as magnesium oxide (MgO), sometimes known as ash. This ash is a chemical reaction in the air between magnesium and oxygen.
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Question : What is formed when carbon dioxide is passed through lime water?
Option 1: Copper sulphate
Option 3: Magnesium oxide
Option 4: Baking soda
Question : When a magnesium ribbon is burnt in oxygen, it gets converted to ______.
Option 1: magnesium peroxide
Option 2: magnesium hydroxide
Option 3: magnesium carbonate
Option 4: magnesium oxide
Question : Baking soda is ________________.
Option 1: sodium carbonate
Option 2: sodium sulphate
Option 3: sodium hydrogen carbonate
Option 4: sodium hydroxide
Question : What is" milk of magnesia chemically
Option 1: Magnesium carbonate
Option 2: Sodium bicarbonate
Option 3: Calcium hydroxide
Option 4: Magnesium hydroxide
Question : What is the common name of Caocl2?
Option 1: Baking powder
Option 2: Baking soda
Option 3: Bleaching powder
Option 4: Washin soda
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