For each of the following pair of hydrogen orbitals, indicate which is higher in energy: `3d_(xy), 3d(yx)`

In a hydrogen atom, which orbital is higher in energy than a 3s-orbital?

Which of the following shapes is 3-D Shape?

Which of the following set of quantum numbers shows orbital of highest energy ?

3d-orbitals have

Arrange the following orbitals of H-atom in the increasing order of their energy. 3p_(x),2s,4d_(xy),3s,4p_(z),3p_(y),4s

Which number in each of the following pairs is to the right of the other on the number line?< -3,-37