Atoms And The Periodic Table Review Sheet (Page 4 of 5) in pdf

Atoms And The Periodic Table Review Sheet Page 4

Is t he o rder o f a toms o n t he p eriodic t able d etermined b y t he n umber o f

protons, e lectrons o r n eutrons t hat i s h as?

Which n umber i s A LWAYS b igger, t he a tomic m ass o r t he a tomic n umber?

10.

Which e lements m ake u p t he a tomic m ass o f a n a tom?

11.

What i s t he c harge ( positive o r n egative) o f

a. The n ucleus o f a n a tom?

b. The o rbital r ings o utside t he n ucleus?

Section I V: R eading t he P eriodic T able

How m any e lectron c louds d oes g old ( Au) h ave?

How m any v alence e lectrons ( electrons i n t he o utside r ing) d oes I odine

(I) h ave?

What o ther a toms h ave s imilar p roperties t o s odium ( Na)?

What o ther a toms h ave s imilar p roperties t o h elium ( He)?

Fill i n t he c hart b elow f or m etals, n on-‐metals a nd m etalloids

i. Metals

Non-‐metals

Metalloids

Shiny

Ductile

Malleable

Conducts h eat &

E lectricity

Review f rom t he l ast t est:

1. Which o f t he f ollowing i s a c hemical p roperty o f i odine?

a. When l iquid, i t i s a v iolet c olor

b. When s olid, i t i s a s ilver-‐blue c olor

c. When i t r eacts w ith s tarch a nd c hanges t o a d ark b lue c olor

d. It i s a s olid a t r oom t emperature

2. W hat k ind o f c hange c an b e E ASILY r eversed? ( chemical o r p hysical)

3. What k ind o f c hange i nvolves b reaking b onds a nd c reating a n ew s ubstance

(chemical o r p hysical)?

Atoms And The Periodic Table Review Sheet Page 4