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Published on: 13/05/2022
QB365 provides detailed and simple solution for every Book back Questions in class 11 Chemistry Subject. It will helps to get more idea about question pattern in every book back questions with solution.
latest Book back QuestionsDownload Tamil Nadu 11th Standard Chemistry question papers, model tests, one-mark questions, important questions, and public exam papers in PDF format. Free study materials and answer keys for TN State Board students.
Questions + Answers key
Take MCQ Chemistry Test1.
When one s and three p orbitals hybridise,
four equvivalent orbitals at 90o to each other will be formed
four equvivalent orbitals at 109o 28' to each other will be formed
four equivalent orbitals, that are lying the same plane will be formed
none of these
2.
According to Valence bond theory, a bond between two atoms is formed when _____________
fully filled atomic orbitals overlap
half filled atomic orbitals overlap
non- bonding atomic orbitals overlap
empty atomic orbitals overlap
3.
Which one of the following is the likely bond angles of sulphur tetrafluoride molecule ?
120o,80o
109o,28
90o
89o,117o
4.
Which of the following molecule contain no л bond ?
SO2
NO2
CO2
H2O
5.
In the molecule OA = C = OB, the formal charge on OA, C and OB are respectively.
-1, 0, +1
+1, 0, -1
-2, 0, +2
0, 0, 0
1.
(b)
four equvivalent orbitals at 109o 28' to each other will be formed
2.
(b)
half filled atomic orbitals overlap
3.
(d)
89o,117o
4.
(d)
H2O
5.
(d)
0, 0, 0
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