Chem Test 1 Review

-273ᵒC

• Li, Na, K, Rb, Cs
• Lithium, Sodium, potassium, rubidium, caesium,

• Be, Mg, Ca, Sr, Ba
• Beryllim, magnesium, calcium strontium, barium

6.022 x 10^23

• O,S, Se, Te
• Oxygen, Sulfu, Selenium, Tellurium

• Cu, Ag, Au
• Copper, silver gold

λ=h/mv

1.60x10^-19 C = e

Ɛ=hv

0.082 atm.L/mol.k = R

• F, Cl, Br, I
• fluorine, chlorine, bromine, iodine

PV=nRT

• He, Ne, Ar, Kr, Xe
• Helium, neon, argon, krypton, xenon

1s<2s<2p<3s<3p<4s<3d<4p<5s<4d<5p<6s<4f<

6.6x10^-34 Js = h

3.0x10^8 m/s = c

(P+an^2/V^2)(V-nb) = nRT

400 --> 700 nm

273 K

SO^-2^4 (4 is on the bottom)

If you take an O away from an "ate" you get an "ite" like Sulfite, you add an O to an "ite" and you get a "ate" like sulfate.

So^-2 ^4 (4 on the bottom)

If you take an O away from an "ate" you get an "ite" like Sulfite, you add an O to an "ite" and you get a "ate" like sulfate.

PO^-3^4 (4 on the bottom)

• If you take an O away from an "ate" you get an "ite" like Phosphite, you add an O to an "ite" and you get a "ate" like Phosphate.
• If you take an O away from an "ate" you get an "ite" like Sulfite, you add an O to an "ite" and you get a "ate" like sulfate.

PO^-3^3 (3 on the bottom)

If you take an O away from an "ate" you get an "ite" like Phosphite, you add an O to an "ite" and you get a "ate" like Phosphate.

H^2SO^4

H^3PO^4

HCl

HBr

HClO^3

• 1. Convert what units of known into moles.
• 2. Take moles of given into moles of unknown --> Balance equation.
• 3. Take moles with unknown and convert into what unit the problem is talking about.

methane CH^4

ethane C^2H^6

propane C^3H^8

butane C^4H^10

pentane C5^5H^12

hexane C^6H^14

heptane

octane

nohane

decane

22.4 L

• Potassium hydroxide
• Ethane
• ammonium sulfate
• sulfur tetrachloride