MCQ
Which will form lactone on treatment with $NaOH$ ?
- A$\alpha -$ Bromo acid
- B$\beta -$ Bromo acid
- C$\beta -$ Hydroxy acid
- ✓$\delta -$ Bromo acid
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$(a)$ Electron density in the $XY$ plane in $3d_x^2 - 3d_y^2$ orbital is zero
$(b)$ Electron density in the $XY$ plane in $3d_z^2$ orbital is zero
$(c)$ $2s$ orbital has one nodal surface
$(d)$ For $2pz$ orbital $YZ$ is the nodal plane.
Specify True or False.