Science, asked by razonesium, 2 months ago

ক) আইসটোপ কাকে বলে?
খ)পারমাণবিক সংখ্যা বলতে কি বুঝ?
গ)উদ্দিপকের ছকে উল্লিখিত Z মৌলের ১টি পরমাণুতে বিদ্দ্যমান নিউট্রন সংখ্যা নির্নয় কর।

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Answered by renikuntarajasheker

8

Answer:

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