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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
beta
C
alpha
D
delta
3) What is a measure of the rate of radioactive decay?
A
half-life
B
critical mass
C
quantum number
D
neutron number
4) Each row of the periodic table is a ?
A
group
B
block
C
period
D
series
5) The first column of the periodic table contains the ?
A
transition metals
B
alkaline earth metals
C
noble gasses
D
alkali metals
6) The process that occurs when an atom splits into two smaller atoms is nuclear ?
A
decay
B
fusion
C
reaction
D
fission
7) Valence electrons are in the ? electron shell.
A
largest
B
d
C
closest
D
outermost
8) Most of the elements are hard, dense, shiny solids called
A
metals
B
peddles
C
kettles
D
medals
9) Graphite and diamond are forms of
A
crystals
B
carbon
C
compounds
D
ionic structure
10) The principle that most atoms tend to react to obtain eight valence electrons is the ?
A
double quartet rule
B
octet rule
C
valence rule
D
rule of 8
*select an answer for all questions
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