Electron config

Periodic Trends & Energy Levels

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​Electronegativity

​Electronegativity is defined as the tendency of an atom participating in a covalent bond to attract the bonding electrons.

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Ionization Energy

The energy required to remove / eject one electron from an atom.

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Trend:

Increases going up a periodic group.

Increases moving left to right across a period.​

Subject | Subject

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​Aufbau Principle:

Multiple Choice

There are 4 different types of subshells s,p,d,f

• true
• false

Multiple Choice

How many electron can be found in a s orbital?

• 2
• 3
• 4
• 1

Multiple Choice

How many electron can be found in a p orbital?

• 2
• 3
• 4
• 6

Multiple Choice

How many electron can be found in a d orbital?

• 2
• 14

• 10

• 6

Multiple Choice

How many electron can be found in a f orbital?

• 2
• 14

• 10

• 6

Multiple Choice

What do you start electron configuration with?

• 1s²
• 1d¹⁰
• 1f¹⁴
• 1p⁶

Multiple Choice

The electron configuration of an atom is 1s²2s²2p⁶.  The number of electrons in the atom is 

• 3
• 6
• 8
• 10

Multiple Choice

What atom matches this electron configuration?
1s²2s²2p⁶3s²

• Neon
• Magnesium
• Aluminum
• Potassium

Multiple Choice

What atom matches this electron configuration?
1s²2s²2p⁶3s²3p⁶4s²3d¹⁰

• Zinc
• Copper
• Nickel
• Germanium

Multiple Choice

Which electron configuration belongs to Chlorine (Cl)?

• 1s² 2s² 2p⁶ 3s² 3p⁵
• 1s² 2s² 2p⁶ 3s² 3p⁶
• 1s² 2s² 2p⁶ 3s² 3p⁷

Multiple Choice

Identify the Electron Configuration for Aluminum (Al)

• 1s² 2s² 2p⁶ 3s² 3p¹
• 1s² 2s² 2p⁶ 3s² 3p³
• 1s² 2s² 2p⁶ 3s² 4p¹

Multiple Choice

Which electron configuration belongs to Copper (Cu)?

• 1s² 2s² 2p⁶ 3s² 3p⁶ 4s² 3d⁸
• 1s² 2s² 2p⁶ 3s² 3p⁶ 4s² 3d⁹
• 1s² 2s² 2p⁶ 3s² 3p⁶ 4s² 3d¹⁰

Multiple Choice

What electron configuration matches a scandium atom?

• 1s²2s²2p⁶3s2, 3p⁶4s²3d¹⁰4p⁵
• 1s²2s²2p⁴
• 1s²2s²2p⁶
• 1s²2s²2p⁶3s²3p⁶4s²3d¹

Multiple Choice

Which of the following elements will have electrons in the f orbitals?

• Tin

• Iodine

• Barium

• Francium

Multiple Choice

What electron configuration matches a bromine atom?

• 1s²2s²2p⁶3s2, 3p⁶4s²3d¹⁰4p⁵
• 1s²2s²2p⁴
• 1s²2s²2p⁶
• 1s²2s²2p⁶3s²3p⁶4s²3d¹

Multiple Choice

Which of the following elements will have electrons in the d orbitals?

• silver

• sodium

• sulfur

• helium