Atomic Models Unit 2 quiz practice

Why do we study the Big Bang in chemistry class?

• All elements were made in the Big Bang

• All light was made in the Big Bang

• Because the temperatures at the Big Bang were immense

• That's where all hydrogen atoms came from and other atoms were made out of hydrogen atoms

Which is the correct Lewis dot for C?

• D

• E

• F

• G

• H

The frequency/energy of a photon controls the:

• color

• intensity

• brightness

• amplitude

If this atom becomes an ion, what will it do?

• lose 4 electrons

• gain 8 electrons

• gain 2 electrons

• lose 2 electrons

Which of the following is the most correct model of the atom?

• 
• 
• 
• 
• 

According to what we've learned in class, silver has the following electron configuration

• [Kr] 5s2 4d9

• [Kr] 5s1 4d10

• [Kr] 5s2 5d9

• [Kr] 5s1 5d10

What is the final part of the electron configuration of copper, as I've taught you in class?

• 4s1 3d10

• 4s2 3d9

• 4s2 4d10

• 4s1 4d10

How many protons does this element have?

• 8

• 2

• 24

• 16

In an electron configuration, what comes after 3s2?

• 3p1

• 3s3

• 3d1

• 4s2

Which of the following is in the correct order?

• Electron is in its normal excited state, releases photon, drops down

• Electron is in the ground state, absorbs energy, goes to excited state, drops down and releases photon

• Electron absorbs energy, releases photon, drops down to excited state

• Electron absorbs energy, releases photon, jumps up to excited state