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Section 6.3
Test Description: Section 6.3 practice questions
Instructions: Answer all questions to get your test result.
1) Which type of nuclear decay causes the ejection of two protons and two neutrons from the nucleus of an atom?
A
delta
B
gamma
C
beta
D
alpha
2) Which type of radiation consists of electromagnetic waves of extremely high frequency and energy?
A
gamma
B
alpha
C
beta
D
delta
3) What is a measure of the rate of radioactive decay?
A
quantum number
B
neutron number
C
half-life
D
critical mass
4) Each row of the periodic table is a ?
A
series
B
group
C
block
D
period
5) The first column of the periodic table contains the ?
A
alkali metals
B
alkaline earth metals
C
transition metals
D
noble gasses
6) The process that occurs when an atom splits into two smaller atoms is nuclear ?
A
fission
B
reaction
C
fusion
D
decay
7) Valence electrons are in the ? electron shell.
A
closest
B
d
C
outermost
D
largest
8) Most of the elements are hard, dense, shiny solids called
A
peddles
B
medals
C
kettles
D
metals
9) Graphite and diamond are forms of
A
crystals
B
compounds
C
ionic structure
D
carbon
10) The principle that most atoms tend to react to obtain eight valence electrons is the ?
A
double quartet rule
B
rule of 8
C
valence rule
D
octet rule
*select an answer for all questions
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