What's a valence electron?

electrons in the outermost energy level

electrons in the second energy level

What does the atomic number tell you about the element?

The number of protons in the atom of the nucleus

The number of neutrons in the atom of the nucleus

The mass of an atom of a chemical element

As you move down the periodic table atoms get bigger. This is because ____________.

The atoms have more energy levels

Electronegativity is...

the ability of an atom to attract/ accept electrons

the ability of an atom to lose electrons

the energy required to remove an electron from a specific atom

how easy it is to make friends.

Ionization energy is...

how much energy it takes to remove an electron from an atom

the energy required to add an electron to a specific atom

the energy required to shield the outer electrons from the nucleus

a measure of the ability of an atom to attract electrons

Which statement correctly and completely identifies a trend?

Atomic radius decreases across a period and increases down a group.

Electronegativity decreases across a period and decreases down a group.

Ionization energy increases across a period and increases down a group.

Ionic radius increases across a period and increases down a group.

Atomic radius generally increases as we move __________.

down a group and from right to left across a period

up a group and from left to right across a period

down a group and from left to right across a period

up a group and from right to left across a period

What does the atomic mass tell you?

Basically, the number of protons and neutrons

Basically,the number of electrons and protons

Periodic Table Trends

Chemistry

11th - 12th Grade

NGSS covered

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31 questions

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MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Atoms that have a high electronegativity, _______________.

give up their electrons more easily.

hold on to their electrons more tightly.

have more electron shells.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which atom wants to gain 1 electron?

Sodium

Fluorine

Neon

Iron

Tags

NGSS.HS-PS1-1

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

Which of the following has a full valence shell?

Oxygen

Neon

Barium

Carbon

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

MULTIPLE CHOICE QUESTION

1 min • 1 pt

The majority of an atom's mass exists where?

In the nucleus

In the electron cloud

In the space between the nucleus and the electrons

In the neutrons

Tags

NGSS.HS-PS1-8

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How many electrons should Carbon have around its Lewis dot model?

Tags

NGSS.HS-PS1-1

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Traveling across a period the atomic radii ______________.

Increases

Decreases

Stays the same

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Traveling down a family the atomic radii ______________.

Increases

Decreases

Stays the same

Tags

NGSS.HS-PS1-1

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Periodic Table Trends

Atoms that have a high electronegativity, _______________.

Which atom wants to gain 1 electron?

Which of the following has a full valence shell?

The majority of an atom's mass exists where?

How many electrons should Carbon have around its Lewis dot model?

Traveling across a period the atomic radii ______________.

Traveling down a family the atomic radii ______________.

How many neutrons are in a Gold atom?

How many electrons does a Copper atom have?

What's a valence electron?

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