Electron Configuration Quiz

What is the main goal of the lesson on electron configuration?

• To learn about chemical reactions

• To memorize the periodic table

• To simplify the concept using the periodic table

• To make it more complex

In electron configuration, what do the numbers represent?

• The atomic mass

• The number of neutrons

• The rows or energy levels

• The chemical symbol

Which blocks are primarily discussed in the context of grade 10 electron configuration?

• S and P blocks

• D and F blocks

• G and H blocks

• X and Y blocks

What is the atomic number of sulfur, and what does it represent?

• 16, representing the number of neutrons

• 32, representing the number of protons

• 32, representing the number of electrons

• 16, representing the number of protons

In a neutral atom, how do the number of protons and electrons compare?

• Protons are double the electrons

• Electrons are double the protons

• They are equal

• Protons are half the electrons

What is the electron configuration of sodium?

• 1s2 2s2 2p6 3p2

• 1s2 2s2 2p6 3s2

• 1s2 2s2 2p6 3s1

• 1s2 2s2 2p6 3p1

Which element has the electron configuration ending in 3p1?

• Silicon

• Magnesium

• Aluminum

• Sodium

What is the electron configuration for calcium?

• 1s2 2s2 2p6 3s2 3p6 3d1

• 1s2 2s2 2p6 3s2 3p6 4s2

• 1s2 2s2 2p6 3s2 3p6 4s1

• 1s2 2s2 2p6 3s2 3p6 3d2

Which element has an electron configuration ending in 2p4?

• Oxygen

• Nitrogen

• Neon

• Fluorine

What is the electron configuration for argon?

• 1s2 2s2 2p6 3s2 3p6

• 1s2 2s2 2p6 3s2 3p5

• 1s2 2s2 2p6 3s2 3p4

• 1s2 2s2 2p6 3s2 3p3