what are halogens?

1.	what are halogens?
Answer» M ni chahta aapke saath aesa koi kre... Isliye plzz kr lena Arre nhi sis wo fir silly things post krte hai aur jiske name se sbko lgta hai usne kiya. Means defame Koi baat ni karne do Aur aap bhi apne name ka font change kr lena jo koi copy na kr pay . Pata hai bhot ka name copy hua tha Kese hue paper? Online ni ho.? Hlo . .. Hii Kese paper hue? Itte dino baad Hlo ekam?

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