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Atoms And Periodic Table
Test Description: Review concepts learned about atoms and the periodic table
Instructions: Answer all questions to get your test result.
1) Scientist who stated that atoms are small and indestructible like small spheres.
A
J.J. Thomson
B
Ernest Rutherford
C
John Dalton
D
James Chadwick
2) Scientist who stated that atoms are like chocolate chip cookie dough, with the chocolate chips being the electrons he discovered.
A
John Dalton
B
J.J. Thomson
C
Neils Bohr
D
Ernest Rutherford
3) Scientist who stated that atoms are mostly empty space with a dense, positively charged center
A
James Chadwick
B
Neils Bohr
C
Dmitri Mendeleev
D
Ernest Rutherford
4) This scientist discovered neutrons and added them to Rutherford's model.
A
J.J. Thomson
B
Neils Bohr
C
Democritus
D
James Chadwick
5) This scientist stated that electrons orbit the nucleus.
A
John Dalton
B
Dmitri Mendeleev
C
Ernest Rutherford
D
Neils Bohr
6) The smallest building block of matter
A
atoms
B
electrons
C
neutrons
D
protons
7) Part of an atoms that is positively charged and located in the nucleus
A
proton
B
quark
C
electron
D
neutron
8) The rows on the periodic table are called _________________
A
gases
B
families
C
periods
D
groups
9) The vertical columns on the periodic table are called __________________
A
lanthanides
B
noble gases
C
actinides
D
groups or families
10) This number tells you how many protons or electrons and atom of an element has.
A
atomic mass number
B
mass number
C
atomic number
D
chemical symbol
11) Each _____________________ on the periodic table tells you the number of valence electrons.
A
period
B
row
C
group
D
atomic number
12) If the atomic number of helium is 2 and the mass number is 4, then how many neutrons does helium have?
A
4
B
2
C
1
D
3
13) What is the name of group 1 on the periodic table?
A
alkaline earth metals
B
noble gases
C
halogens
D
alkaline metals
14) What is the name of group 2 on the periodic table?
A
halogens
B
alkaline earth metals
C
noble gases
D
transition metals
15) What is the name of group 7 on the periodic table?
A
alkali metals
B
transition metals
C
noble gases
D
halogens
*select an answer for all questions
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