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Atoms and periodic table
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What is the name of the property in which the atom has tendency to lose electrons.
Metallic character
Which one has more metallic character: Be or Ba
Barium
Which one has more metallic character: Na or P
Na
What element is bigger: K or Se?
K
What element is bigger: Li or Rb?
Rubidium
What is the element with valence shell of 3s2 3p5?
Chlorine
What is the element with valence shell of 4s2 3d4?
chromium
How many electrons can be in an 2 orbital?
2
How many electrons can be in an f orbital?
14
How many electrons can be in an s orbital?
2
How many electrons can be in an p orbital?
6
What is the element with valence shell of 2s2 2p6?
Neon
What is the name of the principle that states that the electron ocxupy the lowest energy orbital available?
The principle of minimum energy
What is the name of the principle that states that the most stable configuration is the one with the most electrons with the same spin?
Hund's rule of maximun multiplicity
What atomic model is called plum pudding model?
Thomson's model
What atomic model says that the electrons are in orbits?
Rutherford's model
What atoms has the valence shell 3s2?
magnesium
What is called valence shell?
The last layer of the atom.
How many protons has this atom?
12
What is the name for the atoms that can be positively or negatively charged?
Ions
How are called the particles that have the same atomic mass but different mass number?
Isotopes
What is called the particle with positive charge?
Cation
What is called the atom with negative charge?
Anion
What is the particle con negative charge?
Electron
What is the particle with positive charge?
Proton
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