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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":415,"_416":417,"_263":370,"_418":419,"_420":421,"_110":426},"mj0JJXTDBQK0wXpwLiWve7vlaqgSJO","q","Aqueous solution of which salt will not contain ions with the electronic\nconfiguration 1s²2s²2p⁶3s²3p⁶ ?","ans",[95],"2016 - 10th April Morning Slot","course","chemistry","exp","NaF is composed of Na⁺\n and F^–.\n

Na⁺ : 1s²2s²2p⁶\n

F^- : 1s²2s²2p⁶\n

Hence do not match with the configuration given in the question.","opts",[422,423,424,425],"NaF","NaCl","KBr","CaI₂",19,"19","initComment","initReply","actionData","errors"]

JEE MAIN - Chemistry (2016 - 10th April Morning Slot - No. 19)

Explanation

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