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a lobe-shaped orbital in which electrons may move. There are 3 p orbitals per energy level from energy level 2 upwards.
the orientation of the functional groups of a molecule in space.
the phase of matter in which the particles are so tightly bound to one another that they can...
100 000 N per square metre. A pressure of 1 N · m2 is called one pascal (Pa).
the use of a catalyst to bring about the cracking of mineral oils that boil at high temperatures...
when a nucleus is unstable and emits particles and energy.