Q. Number of nitrate group act as a bridging ligand in beryllium nitrate

 1922  184 The s-Block Elements Report Error

Answer: 4

Solution:

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In four atoms are located at the corners of the tetrahedron, with six group along the six edges of the tetrahedron and the (basic) oxygen at the centre. Nitrate group, , acts as bridging ligand and forms a bridge between two Be atoms.