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- What happens when H2S passed through FeCl3 solution ?
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- Oleum or fuming H2SO4 is:
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- In the reaction H2S + O3 rarr……. the products are:
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- SF4 hasgeometry.
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- Which has the lowest boiling point:
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- In the reaction CaS + H2S rarr……. the products are:
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- Hybridization of .S. in SF6 is:
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- A salt X gives white precipitates with lead acetate solution, insolubl...
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- Elements O,S,Se and Te are usually known as:
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- The group 16 elements are characterised by the electronic configuratio...
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- Oxygen was discovered by:
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- liberates oxygen from water.
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- The diatomic molecule is of:
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- Which element shows polymorphism ?
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- Which of the following is least acidic ?
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- When oxygen is passed through a solution of Na2SO3 we get:
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- Chemical formula of yellow ammonium sulphide is:
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- Formation of ozonide is:
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- The maximum number of unpaired electrons exists in:
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- Oxygen is paramagnetic. The unpaired electrons are present in:
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