Chemistry unit conversions & equations

Giga

Symbol: G

10^9

Mega

Symbol: M

10^6

Kilo

Symbol: k

10³

Deci

Unit: d

10^-1

Centi

Symbol: c

10^-2

Mili

Symbol: m

10^-3

Micro

Symbol: Special u

10^-6

Nano

Symbol: n'

10^-9

Pico

Symbol: p

10^-12

De broglies

lamda = h/mv

Einsteins photon equation

Ep = hv = hc/lamda

Quantized energy equation

E= hv = hc/lamda

Bohrs atom model equation

deltaE = -2.18×10^-18J (1/(nf)² - 1/(ni)²)

Emition

when energy level goes from high n to low n

Absorption

when energy level does from low n to high n

frequency wavelength relation

v = c/lamda

h

6.626×10^-34 J/s

c

3.00×10^8 m/s

low energy

low wavelength and low frequency

high energy

short wavelength and high frequency

Electromagnetic spectrum

low energy to high energy

Radio, microwave, Infrared, visible, ultraviolet, x-ray, gamma ray

750 - 400