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WorksheetsAtoms Parts and Theory
Total questions: 25
Worksheet time: 19mins
Which of these men said that atoms were indivisible AND had evidence to support his atomic theory?
Democritus
Dalton
Thomson
Rutherford
Which of these men is credited with discovering the electron AND that atoms were divisible?
Dalton
Goldstein
Thomson
Rutherford
What is Rutherford credited with finding?
electrons and protons
the nucleus and protons
the nucleus and electron orbitals
protons and neutrons
How did Niels Bohr say electrons traveled?
wherever they wanted outside the nucleus
within the electron cloud in s, p, d, and f orbitals
in equally filled orbits around the nucleus
in defined energy levels (never between), in orbits around the nucleus
Which man used the work of others to create the Quantum Mechanical Model?
Schrodinger
Bohr
de Broglie
Heisenberg
Which of these is true of a nucleus?
contains electrons and neutrons and is negative
contains protons and electrons and is neutral
contains protons and neutrons and is positive
contains protons and neutrons and is neutral
According to the most recent evidence, where specifically are electrons located?
In orbits circling the nucleus
In the electron cloud outside of the nucleus
In discreet energy levels, in orbitals with either s, p, d or f shapes.
Inside the nucleus
Which of these is true of neutrons?
smaller than electrons and neutrally charged
bigger than protons and negatively charged
bigger than protons a neutrally charged
smaller than protons and negatively charged
Which of these is true of electrons?
smaller than protons and neutrally charged
bigger than protons and negatively charged
bigger than protons a neutrally charged
smaller than protons and negatively charged
Which of these is true of protons?
smaller than electrons and positively charged
bigger than neutrons and negatively charged
smaller than neutrons a positively charged
bigger than electrons and negatively charged
Which of these has a mass of 1 amu?
electrons
protons
neutrons
nucleus
Which of these are positively charged?
electrons
protons
neutrons
nucleus
atoms
Which of these are neutrally charged?
electrons
protons
neutrons
nucleus
atoms
Which of these are negatively charged?
electrons
protons
neutrons
metal ions (cations)
nonmetal ions (anions)
Which of these are inside the nucleus?
electrons
protons
neutrons
orbitals
Which two things add up to be the mass number?
protons and neutrons
protons and electrons
neutrons and electrons
electrons and quarks
What would be the atomic number of an element with 4 protons?
2
4
6
8
How many protons would an element with atomic number 18 have?
18
9
8
10
How many neutrons would an element with atomic number 5 and mass number of 11 have?
5
6
11
16
How would the isotope for the element with atomic number 5 and mass number 11 be written?
Boron-5
Boron-11
Sodium-5
Sodium-11
What block is zinc located in?
s
p
d
f
Located in Period (Row) 4 of the periodic table, what energy level does zinc's last electrons fill?
4th
3rd
5th
2nd
Which of these is the electron configuration of zinc? (element 30)
1s2 2s2 2p6 3s2 3p6 4s2 3d10
1s2 2s2 2p6 3s2 3p6 4s2 4d10
1s2 2s2 2p6 3s2 3p6 4s2 3d10 4p6
1s2 1p6 2s2 2p6 3s2 3p6 4s2 3d10
What would be the noble gas configuration of zinc?
[Ar] 4s24d10
[Kr] 4s23d10
[Ar] 4s23d10
[Ne] 3s23p64s23d10
What is the noble gas configuration of 1s2 2s2 2p6 3s2 3p6 4s2 3d10 4p6 5s2 4d4?
[Ar] 4s2 3d10 4p6 5s2 4d4
[Kr] 5s2 4d4
[Rb] 5s2 4d4
[Xe] 5s2 4d4
