SATHEE: Nuclei Ques 12

Nuclei Ques 12

12. In the nucleus of $ _{11} Na^{23}$, the number of protons, neutrons and electrons are

[1991]

(a) $11,12,0$

(b) $23,12,11$

(c) $12,11,0$

(d) $23,11,12$

Show Answer

Answer:

Correct Answer: 12.(a)

Solution:

(a) $Z=11$ i.e., number of protons $=11, A=23$

$\therefore$ Number of neutrons $=A-Z=12$

Number of electron $=0$ (No electron in nucleus) Therefore 11, 12, 0 .

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Nuclei

Nuclei Ques 12

12. In the nucleus of $ _{11} Na^{23}$, the number of protons, neutrons and electrons are

Answer:

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