Covalency of oxygen never exceeds 2. Why...

Covalency of oxygen never exceeds 2. Why?

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The d and f-block elements
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Maximum covalency of nitrogen is.

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ASSAM ACADEMIC CENTRE-The p-Block Elements-Example

What is the atomicity of sulphur?
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Why are elements of 16 group called Chalcogen?
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Covalency of oxygen never exceeds 2. Why?
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What is Oleum?
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Draw the structure of the following molecules and mention their shapes...
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When HCI reacts with finely powdered iron, it forms ferrous chloride a...
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Why fluorine is a powerful oxidising agent?
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Give the hydrolysis reaction of TeF6.
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Condition for maximum yield of SO3 gas from oxidation of SO3 gas is.
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Nitrogen exists as diatomic molecule and phosphorous as P4.
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Arrange the hydrides of group 16 in increasing order of acid strength
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Account for the following: PCI5 behaves as an ionic compound is solid ...
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Why is bond angle of PH3 molecule lesser than in NH3 molecule?
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In which one of the two structures NO2^(+) and NO2^(-) the bond angle ...
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Why is the highest oxidation state of a metal exhibited in its oxide o...
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Why is white phosphorous more reactive than red phosphorous?
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Fluorine does not exhibit any positive oxidation state. Why?
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Nitrogen is relatively inert as compared to phosphorus. Why?
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Why PF5 is known while NF5 is not known?
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CIF3 exists but FCI3 does not why?
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