In Lac-operon, the gene product of LacA gene is

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#Question id: 20201

#XL - P Chemistry

Which of the following statements in relation to the hydrogen atom is correct?

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#Question id: 20202

#XL - P Chemistry

The correct order of number of unpaired electrons in the ions Cu2+, Ni2+, Fe3+ and Cr3+ is

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#Question id: 20203

#XL - P Chemistry

The most probable radius (in pm) for finding the electron in He⁺ is

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#Question id: 20204

#XL - P Chemistry

Ground state electronic configuration of nitrogen atom can be represented by

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#Question id: 20205

#XL - P Chemistry

The orbital diagram in which Aufbau principle is violated is

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#Question id: 20206

#XL - P Chemistry

If the speed of electron in Bohr first orbit of hydrogen atom be x, then speed of the electron in 3rd orbit is