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MBD PUBLICATION-p-BLOCK ELEMENTS-QUESTION BANK
- Halogen acid used in the preparation of aquaregia is:
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- The element having nine protons and 10 neutrons is:
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- Highest ionisation potential in a period stands for:
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- Discuss about the order of electron affinity of halogen elements.
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- Fluorine is highly reactive because of:
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- The halide which does not give a precipitate with AgNO3 is:
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- Highest oxidation number of iodine is in the compound:
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- Which of the following spices is not a pseudo halide.
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- Fluorine can be freed from HF by passing the mixture through:
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- Fluorine absorbs….portion of light and appears yellow:
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- Which of the following radicals can bring about the highest oxidation ...
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- Halogens are placed in the VIIA group or gp 17 because
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- Bleaching powder on standing forms mixture of:
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- In which is chlorine not used:
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- F2 combines with all non-metals directly except:
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- Which halogen does form oxyacid:
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- Fluoride ion differs from fluorine atom in the number of:
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- The X-X bond dissociation energy is minimum in:
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- Oxidising action increases from left to right in the following order
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- Which halogen can replace iodine from KI:
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