Show:
Name elements on the Periodic Table
Balancing Equations
Name The Elements Present
Percent Composition
Different Colored Fireworks
100

What is O?

Oxygen

100

Balance:

__KOH+__H3PO4-->__K3PO4+__H2O

3KOH+1H3PO4-->1K3PO4+3H2O

100

NaBr

23+80=103

100

N2S2

28+64=92

N=28/92x100=30.4%

S=64/92x100=68%

100

orange

calcium

200

What is Cl?

Chlorine

200

Balance:

__AL+__O2--->__AL2O3

4AL+3O2--->2AL2O3

200

MgO

26+14=40

200

CUBr2

CUBr2=223.5

CU=63.5/223.5x100=28%

Br2=160/223.5x100=72%

200

red 

lithium

300

What is B?

Boron

300

__CaS+__H2O--->__Ca(HS)2+__Ca(OH)2

2CaS+2h2O-->1Ca(HS)2+1Ca(OH)2 

300

O2

16+16=32

300

HCI

HCI=36

H=1/36x100=2.7%

CI=35/36x100=97.2%

300

yellow

sodium

400

What is Br?

Bromine

400

Balance:

__NH2+__O2__--->___NO+___H2O

4NH3+5O2-->4NO+6H2O

400

AlPO4

26+30+64=120

400

(NH4)3PO4

(NH4)3PO4=120

N=14/120x100=11.6%

H=1/120x100=10%

P=36/120x100=30%

O=64/120x100=53%

400

gold

iron

500

What is Ti?

Titanium

500

Balance:

__FeS+___O2--->___Fe2O3+___SO2

4FeS+7O2--->2Fe2O3+4SO2

500

Na2C2O4

44+24+64=132

500

Mg(NO3)2

Mg(NO3)2=294

Mg=24/294x100=8.1%

N=14/294x100=4.7%

O=256/294x100=87%

500

blue

copper