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Unit 1 Part 1
Test Description: Periodic table
Instructions: Answer all questions to get your test result.
1) 1. According to the periodic table, which statement correctly describes the change from a neutral atom of an element to its ion?
A
A fluorine atom forms a F1- ion by losing one electron.
B
A sodium atom forms a Na1+ ion by losing two electrons.
C
A magnesium atom forms a Mg2+ ion by gaining two electrons.
D
A phosphorus atom forms a P3- ion by gaining three electrons
2) Which of the following is NOT a property of sodium?
A
Atomic number is 11
B
Has one valence electron
C
Is a transition metal
D
Symbol is Na
3) Using the Periodic Table, Iodine (I) would have chemical properties most like
A
manganese (Mn)
B
xenon (Xe)
C
chlorine (Cl)
D
tellurium (Te
4) Which of the following pairs of atoms is unlikely to form a compound?
A
potassium (K) and iodine (I)
B
magnesium (Mg) and sulfur (S)
C
calcium (Ca) and chlorine (Cl)
D
neon (Ne) and argon (Ar)
5) According to the periodic table, the neutral atom of what element has 4 protons, 5 neutrons, and 4 electrons?
A
fluorine
B
beryllium
C
aluminum
D
boron
6) The elements neon and argon are NOT reactive. Which hypothesis BEST explains this?
A
They tend to give up all of their valence electrons easily.
B
They have the maximum possible number of electrons in their outermost shell
C
They are not readily available on Earth
D
They are not stable atoms.
7) Which group forms 2+ ions?
A
Group 2
B
Group 1
C
Group 17
D
Group 16
8) All atoms of Oxygen have....
A
8 neutrons
B
8 electrons
C
8 protons
D
a mass of 16
9) An ion of Chlorine has 18 electrons, 17 protons and 19 neutrons. What is its atomic number?
A
36
B
19
C
18
D
17
10) Which of these elements is a nonmetal?
A
Bismuth
B
Tin
C
Nitrogen
D
Sodium
*select an answer for all questions
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