Question

Jisné Follów nhí kíya kár dó yàrr..​

Answer 1

• It forms complexes due to the presence of vacant d orbitals. These metals and their ions easily coordinate with a number of negative ions or neutral molecules having lone pairs of electrons to form a complex. Their tendency to form complexes is due to two reasons.
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Answer 2

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the process by which green plants and some other organisms use sunlight to synthesize nutrients from carbon dioxide and water. Photosynthesis in plants generally involves the green pigment chlorophyll and generates oxygen as a by-product.