English, asked by hero8346, 8 months ago

तो फिफ्टी सिक्स नंबर ऑफ़ पीरियाडिक टेबल ​

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Answered by sonisingh0472363
3

Answer:

Barium is a chemical element with the symbol Ba and atomic number 56. It is the fifth element in group 2 and is a soft, silvery alkaline earth metal.

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