WAEC Chemistry Questions and How to Check OBJ and Theory Answers
PAPER 1 (OBJECTIVE TEST) 1. Isotopes of the same element have the same number of A. Protons, neutrons and electrons. B. Protons and neutrons but different number of electrons. C. Protons and electrons but different number of neutrons. D. Neutrons and electrons but different number of protons. 2. Which type of chemical bond is formed …
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