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Practicing real exam questions helps you understand the exam pattern, improve accuracy, and boost your JEE score. Perfect for students aiming for top ranks in IIT-JEE.","tags","jee main joint entrance examination india","version","vip","location",{"_391":392,"_393":394},"type","Point","coordinates",[395,396],79.0888,21.1466,"in","priority",11,"createdOn",1756744302186,"updatedOn","questionsCount",24748,"courseCount",9,"examKey","questionData",{"_369":410,"_411":412,"_413":414,"_278":416,"_417":418,"_263":370,"_419":420,"_421":422,"_110":427},"FIAoYUnFxt4TdcbVjXfZTUMn2UsNZG","q","Which one of the following lanthanides exhibits +2 oxidation state with diamagnetic nature? (Given Z for Nd = 60, Yb = 70, La = 57, Ce = 58)","ans",[415],1,"2021 - 31st August Morning Shift","course","chemistry","exp","Yb (70) = 4f¹⁴ 6s²\n

Yb⁺² = 4f¹⁴ 6s⁰\n

$$ \\because $$ All the electrons are paired hence Yb⁺² is\ndiamagnetic.","opts",[423,424,425,426],"Nd","Yb","La","Ce",5,"5","initComment","initReply","actionData","errors"]

JEE MAIN - Chemistry (2021 - 31st August Morning Shift - No. 5)

Explanation

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