Ionization Energy

Which of the following is true about a sulfur atom and a chlorine atom?

• Sulfur is larger and has higher ionization energy.

• Sulfur is larger and has lower ionization energy.

• Sulfur is smaller and has higher ionization energy.

• Sulfur is smaller and has lower ionization energy.

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NGSS.HS-PS1-1

NGSS.HS-PS1-2

What is the ionization energy (IE) for Boron (B)?

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

What is the ionization energy (IE) for Helium (He)?

Tags

NGSS.HS-PS1-1

What is the ionization energy (IE) for Potassium (K)?

What is the ionization energy (IE) for Oxygen (O)?

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NGSS.HS-PS1-1

NGSS.HS-PS1-2

NGSS.HS-PS1-4

The ionization energy for Carbon (C) is ​ (a)   kJ/mol and the ionization energy for Fluorine (F) is ​ (b)   kJ/mol, which means the energy for ​ (c)   is higher.

• 1086

• 590

• 1681

• 1251

• fluorine

• carbon

Tags

NGSS.HS-PS1-1

The ionization energy for Sulfur (S) is ​ (a)   kJ/mol and the ionization energy for Silicon (Si) is ​ (b)   kJ/mol, which means the energy for ​ (c)   is higher.

• 1000

• 941

• 520

• silicon

• sulfur

• 786

Tags

NGSS.HS-PS1-1

A greater force of attraction means that it takes ​ (a)   energy to remove an electron, leading to a ​ (b)   ionization energy.

• more

• less

• higher

• lower

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

Which of the following elements has the highest first ionization energy?

• Helium

• Lithium

• Beryllium

• Boron

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

What is the trend in ionization energy as you move across a period in the periodic table?

• It increases

• It decreases

• It remains constant

• It first increases then decreases

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2