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Unit - 4.3 Chemical Bond, Valency and Radioactivity — CHEMISTRY STD 8 — Question

ICSE BoardEnglish MediumSTD 8CHEMISTRYUnit - 4.3 Chemical Bond, Valency and Radioactivity1 Mark
Question
Write the correct statements:
Alpha-particles are nuclei of hydrogen.
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Answer

Alpha-particles are nuclei of helium.

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