Unit 4

Atomic Structure

100

What is the charge of a proton?

+1

200

What is the charge of an electron?

Negative

300

What is the charge of a neutron?

0

400

Where are the electrons located?

Electron Cloud

500

Where are the protons located?

Nucleus 

Mixture, Element, or Compound

100

Gold (Au)

Element

200

Caesar Salad

Mixture

300

Water (H₂O)

Compound

400

Silver (Ag)

Element

500

Trail Mix

Mixture

Periodic Table

100

What element is in Group 2 Period 4

Ca (calcium)

200

How many protons does tin (Sn) have? 

50

300

How many electrons does francium (Fr) have?

87

400

How many neutrons does potassium (K) have?

20

500

Is vanadium (V) a metal, non metal, or semi- metal?

Metal

Periodic Table 2

100

How many protons does boron (B) have?

5

200

What element is in group 16, period 4?

Arsenic (As)

300

How many electrons does bismuth (Bi) have?

83

400

How many neutrons does argon (Ar) have?

22

500

True or False

Nitrogen is a noble gas

False

Wild

100

O₂ is not a compund, it is a 

Molecule

200

Name two properties for a metal

shiny, usually solid, good conductor, malleable, ductile 

300

Name 2 properties for a nonmetal 

dull, brittle, usually gas or solid, not malleable, not ductile, not a good conductor 

400

Name the nonmetal that is a liquid

Bromine (Br)

500

How are barium (Ba) and strontium (Sr) similar?

Same group