The Periodic Table of the Elements is useful for revealing patterns and trends in the elements. Which statement accurately describes a pattern in the size of atomic radii in the Periodic Table of the Elements?

Atomic radii decrease from left to right across a period and increase from top to bottom in a group.

Atomic radii decrease from left to right across a period and decrease from top to bottom in a group.

Atomic radii increase from left to right across a period and increase from top to bottom in a group.

Atomic radii increase from left to right across a period and decrease from top to bottom in a group.

All elements found on the left side of the Periodic Table of the Elements have what properties in common?

They conduct heat and electricity

The electronegativity of Cl is the highest in Period 3. Why?

Cl is the smallest and has the greatest effective nuclear charge

Cl is the largest and has the greatest effective nuclear charge

Cl is the smallest and has the lowest effective nuclear charge

Cl is the largest and has the lowest effective nuclear charge

Why do noble gases have the highest first ionization energies?

An electron is harder to remove from a noble gas due to it being tightly bound by the inner nucleus.

The principal quantum number increases left to right across the periodic table.

The effective nuclear charge is low.

Periodic Trends 2

Authored by Linda Cannon

Chemistry

9th - 10th Grade

NGSS covered

Used 37+ times

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20 questions

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MULTIPLE CHOICE QUESTION

1 min • 1 pt

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

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Which atom has the largest atomic radius?

potassium

rubidium

francium

cesium

Tags

NGSS.HS-PS1-1

MULTIPLE CHOICE QUESTION

1 min • 14 pts

Ionization energy is...

the energy required to add an electron to a specific atom

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

the energy required to shield the outer electrons from the nucleus

a measure of the ability of an atom to attract electrons

Tags

NGSS.HS-PS1-2

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Electronegativity is...

how good an atom is at attracting 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.

Tags

NGSS.HS-PS1-1

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following will have a higher electronegativity than arsenic (As)?

Carbon (C)

Neon (Ne)

Antimony (Sb)

Germanium (Ge)

Tags

NGSS.HS-PS1-1

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

What is the name of the family that is highlighted?

Alkali Metal Family

Halogen Family

Noble Gas Family

Transition Metal Family

Tags

NGSS.HS-PS1-1

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Which element has a full valence shell?

Tags

NGSS.HS-PS1-1

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Periodic Trends 2

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

Which atom has the largest atomic radius?

Ionization energy is...

Electronegativity is...

Which of the following will have a higher electronegativity than arsenic (As)?

What is the name of the family that is highlighted?

Which element has a full valence shell?

Which element has 3 valence electrons?

The Periodic Table of the Elements is useful for revealing patterns and trends in the elements. Which statement accurately describes a pattern in the size of atomic radii in the Periodic Table of the Elements?

Fluorine, chlorine, bromine, and iodine all have the same number of valence electrons and have a tendency to gain electrons. Which element has the greatest ionization energy and electronegativity?

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