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ICSE Class 10 Chemistry 2019 Paper

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SECTION - II
Draw the electron dot structure of :
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Question : 41 of 86
Marks: +1, -0
Ammonium ion [N=7,H=1][N=7, H=1]
Solution:  
Electron dot structure of Ammonium ion:
N=7=2,5N=7=2,5
H=1H=1
[H−N∣H↑H−H]+→[NH4]+\left[\mathrm{H}-\overset{\mathrm{H}}{\overset{\uparrow}{\underset{\mathrm{H}}{\underset{\vert}{\mathrm{N}}}}}-\mathrm{H}\right]^{+}\rightarrow[\mathrm{NH_4}]^{+}
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