Test 4 CP

Which has the greater EN: 
N or C?

• C
• N

Tags

NGSS.HS-PS1-1

The element with the lowest electronegativity in Period 3 is - 

• Na
• Cl
• Ar
• Mg

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

 Which of the following generally applies to the noble gases? 

• high ionization energy, low electronegativity, high reactivity
• high ionization energy, high electronegativity, high reactivity
• low ionization energy, low electronegativity, low reactivity
• high ionization energy, low electronegativity, low reactivity 

Tags

NGSS.HS-PS1-1

What does electronegativity do as you go across a period?

• decrease

• no pattern

• stay the same

• increase

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

Why does electronegativity decrease as you go down a group?

• As you go down a group, the outer electrons are further away from the nucleus

• As you go down a group, the nucleus is less able to attract electrons in a bond

• Both of these

• None of these

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

Chlorine and Fluorine are both very electronegative, as they are both missing a single electron from their valence energy level.  Why is Fluorine more electronegative than Chlorine? 

• Fluorine has less energy levels.
• Chlorine has more electrons in its outer shell
• Fluorine has more protons.
• None of these

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

Which of the following describes covalent bonds?

• Bonds form because of opposite charges

• electrons are shared to fill outer electron shells

• Electrons are transferred between atoms

• Covalent bonds are magical

Tags

NGSS.HS-PS1-2

For metals (groups 1-3), its easier to _____ electrons to have a full outer shell.

• gain

• lose

• share

Tags

NGSS.MS-PS1-5

Ionic bonds form between metals and ____.

• metalloids
• metals
• nonmetals

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

An ionic bond is the attraction between:

• oppositely charged ions
• similarly charged ions
• neutral ions
• neutral atoms

Tags

NGSS.HS-PS1-2