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Atomic Radii

Authored by Lisa Thompson

Science

11th Grade

NGSS covered

Atomic Radii
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15 questions

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1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

The more protons there are, the  ____ .

Weaker the pull

Smaller the electrons

Stronger the pull

The bigger the electrons

Tags

NGSS.MS-PS2-4

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

As the number of electrons is added to the same principal energy level, atomic size generally ___________.

increases

decreases

varies randomly

remains the same

Tags

NGSS.HS-PS1-1

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

Which of the following elements has the smallest atom

Na

Mg

Si

Cl

Tags

NGSS.HS-PS1-1

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Which atom has the largest atomic radius?

potassium

rubidium

francium

cesium

Tags

NGSS.HS-PS1-1

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

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

The atoms have more mass.

The atoms have more protons.

The atoms have more energy levels

The atoms have more nuetrons

Tags

NGSS.HS-PS1-1

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

As you move across the periodic table atoms tend to get smaller because, ______________.

the atoms have more mass.

the atoms have less mass

the atoms have more protons.

the atoms have less electrons.

Tags

NGSS.HS-PS1-1

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

Which atom has the largest atomic radius?

potassium

rubidium 

francium

cesium

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

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