NST2601 ASSIGNMENT 2 2026 – FULLY ANSWERED (DUE 5 JUNE 2026)

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NST2601 Assignment 2 Memo | Due 5 June 2026. All questions fully answered. QUESTION 1 (10)
Answer the following questions:
1.1) Define the term “particle” as used in physical science.
1.2) Identify the subatomic particle that was discovered by J.J. Thomson.
1.3) Recall the scientist who proposed the billiard ball model of the atom.
1.4) State the electrical charge of a neutron.
1.5) Determine the maximum number of electrons that can occupy the second energy
shell.
1.6) Recognize the atomic model that proposes fixed energy level orbits for electrons.
1.7) Write the symbol that represents a proton.
1.8) Indicate the atomic number of chlorine on the periodic table.
1.9) Recall the scientific term for atoms of the same element that have different
numbers of neutrons.
1.10) Identify the part of an atom that is described as the positively charged center.