3112

Swami Vivekanand English medium school

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College aantekeningen

CHEMISTRY CLASS NOTES 11TH STD
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20

december 2024

2023/2024
Basic concepts of chemistry provide the foundation for understanding chemical phenomena. Chemistry studies matter, its properties, and transformations. Matter is classified into pure substances (elements and compounds) and mixtures (homogeneous and heterogeneous). Atoms, the smallest units of matter, consist of protons, neutrons, and electrons. Elements are defined by their atomic number, while isotopes have the same atomic number but different mass numbers. The periodic table organizes elements...
varmaashwin3112
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