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CHEMISTRY OF THE ELEMENTS: Nitrogen
Chemistry Of The Elements: Sulphur
MATTER - PROPERTIES AND TRANSFORMATION: Acidic And Alkaline Solutions
MATTER - PROPERTIES AND TRANSFORMATION: Atomic Structure And The Periodic Table
MATTER - PROPERTIES AND TRANSFORMATION: Atoms
MATTER - PROPERTIES AND TRANSFORMATION: Chemistry of Elements - Carbon
MATTER - PROPERTIES AND TRANSFORMATION: Chemistry of Elements - Hydrogen
MATTER - PROPERTIES AND TRANSFORMATION: Chemistry of Elements - Oxygen
MATTER - PROPERTIES AND TRANSFORMATION: Chemistry of Elements - Phosphorus
MATTER - PROPERTIES AND TRANSFORMATION: Chemistry of Elements - The Halogens
MATTER - PROPERTIES AND TRANSFORMATION: Structure And Bonding
5/77 MCQs for:
MATTER - PROPERTIES AND TRANSFORMATION: Atomic Structure And The Periodic Table
What is the electronic configuration of Aluminium (Al), which has 13 electrons?
2, 8, 8, 3.
2, 5, 6.
2, 3, 8.
2, 8, 3.
The noble or rare gases (group VIII or O elements of the periodic table) have:
An unstable octet structure.
A stable singlet structure.
A stable tetrahedral structure.
A stable octet structure.
Which of the following describes core electrons?
Electrons in filled inner energy levels.
Electrons in the outermost shell.
Electrons that participate in chemical bonding.
Electrons with no charge.
How many valence electrons does an atom of Oxygen (O) have if its electronic configuration is 2, 6?
6.
8.
0.
2.
What is the symbol for the element with the electronic configuration 2, 8, 4?
C.
P.
Si.
S.
