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| Solved Chemistry Paper Karachi Board 2022 |
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| Solved Chemistry Paper Karachi Board 2022 |
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| Solved Chemistry Paper Karachi Board 2022 |
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| Solved Chemistry Paper Karachi Board 2022 |
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IX Chemistry Guess Paper 2025 (Reduced Syllabus) Download here -
X-CHEMISTRY Guess Paper 2025 (reduced syllabus) Download here
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Total marks: 60 Time: 3 Hours General Instructions Section – A; contains 12 MCQs and all of them are to be answered. Section – B; consis... -
XI-CHEMISTRY Mid-Term Study Paper 2025 Download here
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Solution of Model Test Questions
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Total marks: 60 Time: 3 Hours General Instructions Section – A; contains 12 MCQs and all of them are to be answered. Section – B; consists o...
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Solution of Model Test Questions on Test # 2 Coming Soon
Revive objective no 5
ReplyDeleteGroup 3,4 hydrides are neutral
DeleteGroup 6,7 hydrides
are acidic
And Group 5 hydrides are basic
Objective V is correct. Group V hydrides are basic. You can see the lone pair on the central atom of group V. Lone pair donor are called bases.
Delete