wiz-icon
MyQuestionIcon
MyQuestionIcon
1
You visited us 1 times! Enjoying our articles? Unlock Full Access!
Question

KspMg(OH)2 is 4.0×1012. The number of moles of Mg2+ ions in one litre of its saturated solution in 0.1 M NaOH is :


A

4.0×1010

Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses
B

1.0×104

No worries! We‘ve got your back. Try BYJU‘S free classes today!
C

2.0×106

No worries! We‘ve got your back. Try BYJU‘S free classes today!
D

8.0×106

No worries! We‘ve got your back. Try BYJU‘S free classes today!
Open in App
Solution

The correct option is A

4.0×1010


[OH]=[OH]NaOH+[OH]Mg(OH)2=0.1+2s0.1M(2X<<0.1)Ksp[Mg(OH)2]=[Mg2+][OH]2=[Mg2+]×0.12=4.0×1012[Mg2+]=4.0×1012M


flag
Suggest Corrections
thumbs-up
75
Join BYJU'S Learning Program
similar_icon
Related Videos
thumbnail
lock
Solubility and Solubility Product
CHEMISTRY
Watch in App
Join BYJU'S Learning Program
CrossIcon