ch4e practice

^{mole practice}

mole problem; record your element symbol, mass, and country you wish to share with on the spreadsheet. In your notebook, show work, underline answers for the following:

1. a.moles of your element; b.number of atoms of your element; c.atoms you can give everyone in the country you chose.

2. repeat this for the other 5 elements; use the mass and the country chosen by the other students on the spreadsheet

electron practice; write answers in your notebook

Cl

number of outer electrons

number of energy levels

group number

period

number of total electrons

block (spdf)

dot diagram

C

number of outer electrons

number of energy levels

group number

period

number of total electrons

block (spdf)

dot diagram

Au

number of outer electrons

number of energy levels

group number

period

number of total electrons

block (spdf)

dot diagram

Ca

number of outer electrons

number of energy levels

group number

period

number of total electrons

block (spdf)

dot diagram

bolded due thursday

V

number of outer electrons

number of energy levels

group number

period

number of total electrons

block (spdf)

dot diagram

family

Br

number of outer electrons

number of energy levels

group number

period

number of total electrons

block (spdf)

dot diagram

family

U

number of outer electrons

number of energy levels

group number

period

number of total electrons

block (spdf)

dot diagram

family

Identify the element and write dot diagram

a. 1s² 2s² 2p⁶ 3s² 3p¹

b. 1s 11 2s11 2p 11 11 1

c. [Ar] 4s² 3d¹

d. 1s² 2s² 2p⁶ 3s² 3p⁶

e. 1s 11 2s11 2p 11 11 11 3s11 3p1 1 1

f. [Ar] 4s² 3d¹⁰ 4p²

g. 1s² 2s² 2p⁶ 3s²

h. 1s 11 2s11 2p 1

i. [Ar] 4s² 3d⁸

j. 1s² 2s² 2p⁶ 3s² 3p⁶ 4s² 3d¹⁰ 4p⁴

k. 1s 11 2s11 2p 11 11 11 3s11

l. [Ar] 4s² 3d¹⁰

bolded due thur

m. 1s² 2s² 2p⁶ 3s² 3p⁶ 4s² 3d¹⁰ 4p⁶

n. 1s 11 2s11 2p 1 1

p. [Ar] 4s² 3d¹