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SS1 Chemistry – Carbon and Its Properties

CONTENT   Occurrence and Allotropes Properties   OCCURRENCE It occurs naturally as diamond and graphite. It occurs in an impure form as coal. It occurs in the combined state as

SS1 Chemistry – Atomic Number, Mass Number, Isotopes, and Calculations

CONTENT   ATOMIC NUMBER AND MASS NUMBER ISOTOPES CALCULATIONS OF RELATIVE ATOMIC MASS   CONSTITUENTS OF AN ATOM Atoms are made up of sub-particles. Protons, electrons, and neutrons. Proton has

SS2 English Second Term – Week Seven

  Essay Writing – Articles  An article is a piece of writing on any subject of public interest, specifically for publication in a magazine or a newspaper. The topics of