10 Questions
How many valence electrons does a Carbon atom have?
4
What is the number of valence orbitals in the third period of the Periodic Table?
18
Which type of bonding results from the sharing of two electrons between two atoms?
Covalent Bonding
What is the melting point of NaCl?
+801°C
How many valence electrons do 6A elements have for covalent bonding?
2
What is the atomic number?
The number of protons in the nucleus of an atom
What is the mass number?
The sum of protons and neutrons in the nucleus of an atom
What is the atomic weight?
The average mass of all isotopes of an element
What is the molecular weight of CH4?
$16.043 amu$
How many degenerate p-orbitals are there in the third and higher shells?
$3$
Test your knowledge of atomic structure and isotopes with this quiz. Learn about atomic number, mass number, isotopes, and their properties such as stability and radioactivity.
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