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সোডিয়াম ক্লোরাইড (NaCI) কেলাসের গঠন কীরূপ ?

Ferdows blog

প্রশ্ন: সোডিয়াম ক্লোরাইড (NaCI) কেলাসের গঠন কীরূপ ?

ক. সঙ্ঘবদ্ধ - ঘনকাকার

খ. সঙ্ঘবদ্ধ ষড়কৌণিক আকার

গ. পৃষ্ঠতল কেন্দ্রিক ঘনকাকৃতির

ঘ. দেহ - কেন্দ্রিক ঘনকাকার

উত্তর: পৃষ্ঠতল কেন্দ্রিক ঘনকাকৃতির ।

ব্যাখ্যা:

সোডিয়াম ক্লোরাইড (NaCI) কেলাসের গঠন হচ্ছে " পৃষ্ঠতল কেন্দ্রিক ঘনকাকৃতির " ।

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