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WorksheetsBasic Chemistry
Total questions: 10
Worksheet time: 8mins
Atomic number of Neon is--------.
10
12
18
14
The number of protons and Number neutrons determine an elements
Atomic number
Mass number
Atom
None of the above
Azimuthal quantum number suggest that----------.
Shape of a orbital
Energy level
Orientation of the orbital
None of the above
Electronic configuration of the Ca [ calcium ]----------.
[ 2, 8, 8, 3 ]
[ 2, 8, 8, 1 ]
[ 2, 8, 8, 4 ]
[ 2, 8, 8, 2 ]
In Azimuthal quantum number 'd' suggest that---------.
Sharp
Diffused
Double Dumbbell Shap
Diffused and Double Dumbbell Shap
The possible values for a spin quantum number are
1/3
+1/2
-1/2 and +1/2
-1/3
In the Aufbau principle state that----------
In an atom electrons fill atomic orbitals of the lowest energy levels first.
In an atom electrons fill atomic orbitals of the highest energy levels first.
In an atom electrons fill atomic orbitals of the highest and lowest energy levels simultaneously.
None of the above.
Magnetic quantum number suggest that----------.
Shape of the orbital
Orientation of the orbital
Energy level
All the above
Same atomic mass but different elements called as-------------.
Isotope
Isocore
Isobar
Isotone
In an atom neutrons are----------.
Positive
Negative
Neutral
Do not predict whether positive or negative.
