the arrangements of ovules within the ovary is known as placentation.
what does the term placenta refer to? name and draw various types of placentation in the flower as seen in T.S. or V.S.

Mention the statement given below are tru or false (a) In axile placentation ovules are arranged in axis of single chambered ovary (b) In imbricate aestivation floral appendages are in irregular overlapping (c) In Alstonia phyllotaxy is whorled (d) Floral axis has definite growth in racemose type

A metal ion 'Mⁿ⁺ having 'd⁴ valence electronic configuration. combines with 3 didentate ligands to form a complex compound. Assuming Δ 0> P (i) Draw the diagram showing d orbital splitting during the complex formation (ii) Write the electronic configuration of the vaIence electrons of the metal M^n+ ion in terms of 't₂ᵍand eᵍ. (iii) What is the hybridisation of Mⁿ⁺ ions? (iv) Name the type of isomerism exhibited by this complex.