The value of the energy for the first excited state of hydrogen will be

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#Question id: 20230

#XL - P Chemistry

Molecular shaper of SF₄ , CF₄, XeF₄ are

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#Question id: 20231

#XL - P Chemistry

Which of the following has the regular tetrahedral structure ?

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#Question id: 20232

#XL - P Chemistry

In OF₂, number of bond pairs and lone pairs of electrons are respectively

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#Question id: 20233

#XL - P Chemistry

In O^-₂  , O₂ ,  O₂^-2  molecular species the total number of antibonding electrons respectively are

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#Question id: 20234

#XL - P Chemistry

Match the following and choose the correct Answer

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#Question id: 20235

#XL - P Chemistry

Among the following compounds, the one that is polar and has the central atom with sp² hyridisation is