Which of  the  following  describes carbon dioxide,  methane, and  water  vapor re-reflecting infrared radiation back toward Earth?

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#Question id: 19977

#XL - P Chemistry

The ratio of the radial of the first three Bohr orbit in H atom is

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#Question id: 19978

#XL - P Chemistry

Which of the following molecule has lowest bond space angle ?

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#Question id: 19979

#XL - P Chemistry

Which orbital has highest energy ?

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#Question id: 19980

#XL - P Chemistry

Which is the paramagnetic species ? 

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#Question id: 19981

#XL - P Chemistry

Which of the following statement is incorrect when N2 and O2 are convert into N2 ⁺ and O2 ⁺ respectively ?

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#Question id: 19982

#XL - P Chemistry

According to VSEPR theory geometry of which block elements can be explain ?