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Q. No.An element that cannot form ion is-
| 1. | Ga | 2. | Al |
| 3. | B | 4. | In |
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyThe correct order of atomic radii of the group 13 elements is-
1. B < Al < In < Ga < Tl
2. B < Al < Ga < In < Tl
3. B < Ga < Al < Tl < In
4. B < Ga < Al < In < Tl
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyIt is because inability of ns2 electrons of the valence shell to participate in bonding that
1. Sn2+ is reducing while Pb4+ is oxidising agent
2. Sn2+ is oxidising while Pb4+ is reducing agent
3. Sn2+ and Pb2+ are both oxidising and reducing agent
4. Sn4+ is reducing while Pb4+ is oxidising agent
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyThe correct statement among the following is :
| 1. | Sn2+ is an oxidizing agent while Pb4+ is a reducing agent. |
| 2. | Sn2+ and Pb2+ both are oxidizing agents. |
| 3. | Sn4+ is a reducing agent while Pb4+ is an oxidizing agent. |
| 4. | Sn2+ is a reducing agent while Pb4+ is an oxidizing agent. |
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyAlF3 is soluble in HF only in the presence of KF due to the formation of:
| 1. | K3[AlF3H3] | 2. | K3[AlF6] |
| 3. | AlH3 | 4. | K[AlF3H] |
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologySelect Chapter Topics:
- 1(current)
Q. No.
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