Questions

The P atom needs five orbitals to form the five P-Cl bonds. It has a 3s and three 3p orbitals, so it must use one of its 3d orbitals to form the fifth bond. These orbitals are hybridized to form five sp3d orbitals that just happen to point in the right directions to form a trigonal bipyramid.

Night and Day.

Night is what that always falls but never breaks

Day is what always breaks but never falls.

Testing is a process used for revealing defects in s/w and for establishing that the s/w has attained a specific degree of quality.

The s/w testing group’s main objective is to ensure that the s/w is doing what it is supposed to do as well as the s/w is not doing what it is not supposed to do. With this objective, it is clear that it is necessary to have a separate group for testing the s/w other than the group which developed it.

Also, bugs in the s/w can cause severe monetary as well as other loss to the organization. So it is important to allocate some budget for the testing group.

The term facultative anaerobe refers to an organism that which uses oxygen when it is present or grows without oxygen when it is not there.

Cheyenne Mountain Zoo  -  6,800 feet

Himalayan Zoological Park, Gangtok  -  5839.895 feet

Padmaja Naidu Himalayan Zoological Park  -  7000 feet