An element is composed of atoms that must have

Regents Chemistry Exam June 2024 Question 18

18 An element is composed of atoms that must have

(1) the same atomic mass

(2) the same atomic number

(3) a different number of protons

(4) a different number of electrons

Solution:

All atoms of the same element must have the same atomic number, which is equal to the number of protons. Choice 2 is the correct answer choice

LINKS:

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