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Chemistry Quiz 1- 2/12
By Rachel Cleary
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Last updated almost 4 years ago
10 questions
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Question 1
1.
Name is the element in group 16 and period 2.
Question 2
2.
Name the element that is found in the fifth period and in the same group as Fluorine (F).
Question 3
3.
The Periodic Table is ordered of the basis of...
Atomic Charge
Atomic Mass
Atomic Number
Number of Neutrons
Atomic Radius
Question 4
4.
All members of Group 1 on the periodic table have similar reactivity because...
They have the same number of electrons
They have the same number of protons
They have the same number of neutrons
They have the same number of valence electrons
Question 5
5.
Atom X has 9 protons, 10 neutrons, and 9 electrons.
Atom Y has 9 protons, 9 neutrons, and 9 electrons.
Which of the following statements best describes how Atom X and Atom Y are related? Justify your answer.
Question 6
6.
Mg +2 is a vital nutrient necessary to biological processes ad is found in every cell. Is Mg +2 and ion or an isotope?
ion
isotope
Question 7
7.
Explain your answer to number 6.
Question 8
8.
How many electrons are present in Mg +2? How do you know?
Question 9
9.
Which pair of elements has the same # of electrons?
Ca +1 and K
H +1 and He
Cl -1 and F
O -1 and S+1
Question 10
10.
Which of the following combinations represents an element with a charge of +1 and a mass number of 75.
35 neutrons, 35 protons, 34 electrons
40 neutrons, 35 protons, 34 electrons
40 neutrons, 40 protons, 39 electrons
37 neutrons, 38 protons, 39 electrons