When atoms come to together to
1. why would atoms stick together?
2. how are atoms arranged?
SCNC1112 lecture notes 6
Bondings between atoms and molecules
Q: what is the highest number if binds between two atoms?
A: 6, Mo2 molecule
Sigma, delta and pi bonds!
S,P,D,F block of periodic table!
Q: Can chemists control the formation or destruction o
Lecture notes 5
Why wouldnt water become steam?
- Nature prefer greater entropy and steam has a greater entropy than water then why not?
the absorption of heat of vaporization is needed for water to vaporize to steam. Under normal
condition, such heat can
LECTURE NOTES 4
22 September, 2015
Formation of elements
1. The big bang
Formation of the lightest elements, eg H, He, Li
2. Nuclear fusion
Definitions of terms:
Supernovas can briefly outshine entire galaxies and radiate more energy
SCNC1112 Notes 3
11 September, 2015
The structure of matter
1. Drake equation
N = the number of civilizations in our galaxy with which radio-communication might be possible (i.e. which are on
our current past light cone);
R* = the average rate
SCNC1112 Notes 2
8 September, 2015
Fundamental forces of nature
Newtons law of gravitation
Maxwells equations for electromagnetism
Weak forces and strong forces
1. Newtons law of gravitation
Moon moving in an orbita force must be acted on it or else it
Friday, 4 September, 2015
1. Different scientists
Galilieo- tower of pisa experiement
Air resistance one of the factors
Describe motion-speed and velocity
distance an object travels divided by time, while velocity is different in that it i