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Obj
1-10: DCDDACDCBA
11-20: CACDDADCBC
21-30: AABCDABCBA
31-40: CBACCAAAAB
41-50: CAAACAACDD
WAEC English Questions and Answers 2022. WAEC Eng Expo for Theory & Objective (OBJ) PDF: verified & correct expo Solved Solutions, 2022 NABTEB GCE. CHEMISTRY ANSWERS. . 2022 WAEC EXAM English Questions and Answers
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(1ai)
(i) Alpha Radiations --> positively charged particles.
(ii) Beta Radiations --> Negatively charged particles.
(iii) Gamma Radiation --> Neutral(has no charge)
(1aii)
(i) Small amount of heat is involved in reaction involving chemical reaction; whereas greater amount of heat (energy) is liberated in nuclear reactions.
(ii) The nucleus of an atom is not affected in chemical reaction, whereas the nucleus of an atom is affected in nuclear reaction.
(1aiii)
Draw the chemical equation
(1b)
Given that X is 1s
WAEC English Questions and Answers 2022. WAEC Eng Expo for Theory & Objective (OBJ) PDF: verified & correct expo Solved Solutions, 2022 NABTEB GCE. CHEMISTRY ANSWERS. . 2022 WAEC EXAM English Questions and Answers