Atoms

Vocab

100

Neutrally charged particle in an atom

Neutron

200

Positively charged particle in an atom

proton

300

Negatively charged particle in an atom

electron

400

Positively charged, dense, center of the atom

Nucleus

500

What makes up the nucleus?

proton and neutron

Element Identification

100

Atomic number: 26

Symbol: Fe

Iron

200

Atomic number: 51

Symbol: Sb

Antimony

300

Protons: 81

Atomic Mass: 204.363

Thallium

400

Atomic Mass: 126. 904

Atomic Number: 53

Iodine

500

Protons: 60

Neodymium

Neutrons

100

How many neutrons in an atom with an atomic mass of 14 and an atomic number of 7?

7

200

How many neutrons in an atom of Zinc?

35

300

How many neutrons in an atom of Hydrogen?

0!!

400

How many neutrons in an atom of Cadmium?

64

500

How many neutrons in an atom of Kr?

48

Protons

100

Protons in Flourine?

9

200

Protons in Ag?

47

300

Protons in an atom with an atomic number of 67?

67

400

Protons in an atom of Polonium

84

500

If an atom has an atomic mass of 40 and 20 neutrons, how many protons does it have and what element is it?

Calcium - 20 protons

Electrons

100

Number of electrons in Hydrogen

1

200

Electrons in an atom of Germanium?

32

300

If an atom has an atomic mass of 20 and 10 neutrons, how many electrons does it have?

10

400

Atomic Mass: 87.62

Protons: 38

Electrons?

38

500

Atomic Mass: 183.84

Symbol: W

Element and Electrons?

Tungsten 74