17
QuizMultiple Choice

Nuclear Chemistry — Test

Question 17 • Physical Science

Consider the nuclear equation. 1122Na→1022Ne+?0β Which is the missing value that will balance the equation?

Answer
A
plus 1
B
0
C
negative 1
D
plus 2

Explanation

Balance the atomic numbers: sodium has 11, and neon has 10, so the missing value must satisfy 11 = 10 + ?. Thus ? = +1. The mass numbers also balance because 22 = 22 + 0, so the missing value is plus 1.

AI-written and checked against the verified answer.

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