Atomic structure
Electron in Atom
Electron configuration
Periodic Table
Periodic Trend
100

J.J THOMSON

Who discovered electrons?

100
ms
What is the symbol of spin quantum number?
100

2

What is the maximum number of electrons in s orbital?

100

Neon, Argon, Krypton.

Three noble gases, for example.

100

Mg(g)→Mg+(g)+e-

The first ionization equation of Magnesium 

200

35Cl and 37Cl

What are the isotopes of chlorine?

200

dumbbell 

What is the shape of p orbital ?

200

[Ar]4s1

What is the electron configuration of potassium?

200

ns2

What are the valence electron of alkaline earth metals?
200

Half the distance between the adjacent nuclei.

What is the definition of (metal) radius?

300

Gamma radiation

Which kind of Radiation has higher penetrating energy?

300

Emit energy 

Move from excited state to ground state, how energy changes?

300

[Ar]4s13d10

What is the electron configuration of Copper?

300

Bromine, Mercury.

Which elements are liquid at room temperature?
300

Sodium

In period 3, which element has the largest radius/lower IE/lower electronegativity?
400

Empty Space

What makes up most of the volume of an atom?
400

λ=h/mv

What is de Broglie equation?

400

no two electrons can have same four quantum number.

What does the Pauli exclusion principle state?

400

18, 7

How many columns and rows in the periodic table?
400

The relative ability of atoms to attract electrons in a chemical bond.

What is the definition of electronegativity?

500

Helium-4 nucleus

What is an alpha particle?

500

A

What is the symbol of amplitude?

500

4, 0, 0, 1/2. or 4, 0, 0, -1/2.

What is the valence electron configuration of Calcium?

500

Valence electrons

What determine the chemical properties of an element?

500

Sharing of electrons

What is covalent bond?

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