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Chemistry Quiz 1- 2/12

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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...

Question 4
4.

All members of Group 1 on the periodic table have similar reactivity because...

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?

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?

Question 10
10.

Which of the following combinations represents an element with a charge of +1 and a mass number of 75.