Arey yaar, reactivity series toh yaad rakh lo, warna exam hall mein haath malte rahoge. Agar upar wala metal niche wale ko uske compound se nikal sakta hai, toh displacement ho jaega. Par maine kabhi rati nahi, aur mains ka ek sawaal chhoot gaya tha — ab beti ko kehta hoon ki rote raho lekin chemistry ka yeh chart pakka karo.
#archery#recurve
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