Alkali metalsေတြဟာ ဘာblock elementsေတြ ျဖစ္ၾကပါသလဲ။ Alkali metals are s-block elements. 7. Alkali metalsေတြေရနဲ႔ထိရင္ဘာျဖစ္မလဲ. Alkali metals are easily inflammable when touch to water. 8. ဘယ္ alkali metalဟာ ေရနဲ႔ျပင္းထန္စြာ ဓာတ္မျပဳတာလဲ။ Lithium 9. Alkali metals ေတြေလနဲ႔ထိရင္ဘာျဖစ္သြားသလဲ။ Alkali metals tarnish rapidly in air and form a layer of oxide. 10. Li, Na, K တို႔ကို ဘယ္မွာ storeလုပ္ထားရပါသလဲ။ Li, Na and K are so reactive that they are stored under kerosene. 11. Alkali metalsေတြဟာ reducing agentလား။ oxidizing agentလား။ Alkali metals are very good reducing agents. Others in the Series 1. Zn, Fe, Pbတို႔ကို ဘယ္လိုနည္းနဲ႔ extract လုပ္ပါသလဲ။ Zn, Fe and Pb are extracted by reduction reaction. 2. Activity seriesရဲ႕ ေအာက္ဆံုးပိုင္းမွာရွိတဲ့ metalsေတြကို သဘာဝမွာ freeေတြ႔ရသလား။ The metals at the lowest place of activity series may be found free in nature. 3. Activity seriesရဲ႕ အထက္ပိုင္းမွာရွိတဲ့ metalsေတြနဲ႔ ေအာက္ပိုင္းမွာရွိတဲ့ metalsေတြမွာ ဘယ္ဟာက ပိုၿပီး extractလုပ္ရတာလြယ္ပါသလဲ။
