How to solve this ques tell me plss - Chemistry - Coordination Compounds

Question

How to solve this ques tell me plss

Goutam Pradhan · Accepted Answer

Dear Student,
<img alt="" src=
"https://s3mn%20mnimgs%20com/img/shared/content_ck_images/ck_615b30cbc136b%20jpg"
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How to solve this ques...tell me plss