FMagnesiumနဲ႔ calciumဟာ ဘာmetalsေတြလဲ။ Magnesium and calcium are alkaline earth metals. 2. Magnesiumကို သဘာဝမွာ ဘယ္လိုေတြ႔ရသလဲ။ Magnesium is found in nature as oxide, carbonate and silicate. It is also found as the chloride or sulphate as a constituent of sea water. 3. Magnesiumဟာ ဘယ္လိုသတၱဳမ်ိဳးလဲ။ Magnesium is a silvery white metal with a very low density. 4. Caustic alkalisေတြဟာ magnesiumနဲ႔ ဘယ္လိုဓာတ္ျပဳသလဲ။ Caustic alkalis have no reaction on magnesium. 5. Magnesium ribbonနဲ႔ wireကို ဘယ္မွာသံုးသလဲ။ Magnesium ribbon and wire are used largely by the radio industry for
