Question

Question 26 2.5 out of 2.5 paints Iron has a bcc unit cell with cell parameter a-2.866 A, what is the lnear density of the [1 1 1 direction? Selected Answer: 1. 0.403 atom/Á Question 27 2.5 out of 2.5 points One performed an experiment, in which he made an electron in a hydrogen atom transformed from its n 3 state to its n 2 state. At the end of the experiment, the electron's magnetic quantum number of the electron was tps:/Mtu 214895..6/9 9/2019 Review Test Submision Test 1-Fall 2018 TTU Selected Answer: . 0 Question 28 2.5 out of 2.5 points Compare MgO, NaCL Fe, which one has the highest melting point? Selected Answer: . Mgo Question 29 2.5 out of 2.5 points In material science, a crystal is referred to Selected Answer: II. a material whose atoms arrange in space orderly Question 30 2.5 out of 2.5 points One performed an experiment, in which he made an electron in a hydrogen atom transformed from its n 3 state to its n 2 state. At the end of the experniment, the spdf notion of the electron in hydrogen was Selected Answer: Iv. 1s

Answer 1

den 4(111) 3a G 2 366 4 Remyls 3 2.866