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Section 6.1 And 6.2
Test Description: Section 6.1 and 6.2
Instructions: Answer all questions to get your test result.
1) Substances composed of a single type of atom are ?
A
elements
B
compounds
C
molecules
D
atoms
2) The subatomic particle that has a positive charge is the ?
A
proton
B
quark
C
neutron
D
electron
3) An atom that has an electrical charge is a(n) ?
A
scion
B
ion
C
postirradiation
D
iron
4) According to the electron-cloud model, electrons move unpredictably through regions of space called ?
A
orbitals
B
obituaries
C
orbits
D
oblongs
5) Elements are given unique abbreviations known as ?
A
lewis structure
B
symbolic representation
C
chemical symbols
D
element symbols
6) Protons and neutrons are made up of smaller particles called ?
A
electrons
B
spectrum
C
quarks
D
neutrinos
7) A positively charged ion is called a(n) ?
A
fishion
B
dogion
C
cation
D
anion
8) Atoms of the same element that have different number of neutrons are called ?
A
isomers
B
isomeaningoflife
C
isotropic
D
isotopes
9) The principle stating that it is impossible to know both the position and velocity of an electron simultaneously is ?
A
Pauli exclusion principle
B
Heisenberg uncertainty principle
C
octet rule
D
Carlin confusion extrapolation
10) The overall motion of each electron can be mathematically represented by four ?
A
quantum series
B
quantum numbers
C
quantum leaps
D
quantum lists
*select an answer for all questions
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