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VocabularyAtom

Structure

AtomsAnd the

Periodic Table

OrganizationOf the

Periodic TableMisc.

Final Jeopardy

The negatively charged part of the atom.

electron

1 pt

The smallest part that an element can be broken down to and retain

its physical and chemical properties.

atom

2 pts

The name given to the group of elements that are the most stable.

Noble gas

3 pts

When an atom gains or loses neutrons, it is called this.

Isotope.

4 pts

Properties of elements change periodically with the elements’

atomic number according to this.

Periodic law

5 pts

This part of the atom has a positive charge.

proton

1 pt

This part of the atom has a negative charge.

electron

2 pts

This part of the atom is in the center and includes protons and

neutrons.

nucleus

3 pts

Draw a Bohr model for boron (B).

4 pts

Is it possible for carbon (C) to have 7 protons? Explain your

answer.

No. If it has 7 protons it is a different element. It is nitrogen

(N).

5 pts

What is the name of the element with the symbol Cl?

Chlorine

1 pt

How many protons are in an atom of magnesium (Mg)?

12

2 pts

The atomic number of an atom, as it appears on the periodic table

of elements, is the same as the number of ______.

Protons and electrons

3 pts

An atom of cesium (Cs) has 55 protons, 55 electrons and 78 neutrons. What is its atomic

mass?

133

4 pts

An atom has 21 electrons. How many neutrons does it have?

24

5 pts

The horizontal rows on the periodic table are called

________.

Periods.

1 pt

The vertical columns on the periodic table are called

________.

Groups or families

2 pts

Most of the elements on the periodic table are to the left of

the zigzag line and are classified as this.

metals

3 pts

Lithium (Li), sulfer (S), nickel (Ni) or germanium (Ge). Which

of these is a metalloid?

Germanium (Ge)

4 pts

What do all the elements in group 17 have in common.

Similar reactivityor 7 valence electrons.

5 pts

The center of the atom is made of these.

1 pt

Protons and neutrons

Metalloids have characteristics of both of these.

Metals and non-metals

2 pts

Metals can be described as good conductors of these.

Heat and electricity

3 pts

These 2 groups on the periodic table of elements are the most

reactive.

4 pts

Group 1 and 17.

or

The alkali metals and halogens

How does reactivity of the elements change as you move

from group 1 to group 18.

5 pts

Reactivity starts high, goes down, and then rises again to

high in group 17. Group 18 has no reactivity.

Final Jeopardy CategoryFinal Jeopardy Category

Organization of the

Periodic Table

Write your point wager on your board now.

You can wager any amount from 0 points to your total points.

The elements in group 18, the Noble Gasses, are grouped

together because they are stable. Why are they stable?

Their outer electron shell is full.