Unit 6 Chemistry
Authored by Patrick Pulliam
Other Sciences
7th Grade
Used 974+ times
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30 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A substance whose molecules contain atoms of different elements
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A chart that shows all known elements arranged by atomic number
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The changes that happen in substances during a chemical change.
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The columns (vertical) on the Periodic Table of Elements. Each family of elements have the same number of valence electrons creating the same reactivity. There are 18 families.
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The rows (horizontally) of the Periodic Table of Elements. Represents the number of electron orbitals (shells). There are 7 rows/periods.
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The number on the Periodic Table of Elements that represents the number of protons (positive subatomic particle) within an atom of that element
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The number on the Periodic Table of Elements for each element that represents the amount of molecular matter in an atom of the element. The number is determined by adding the protons and neutrons of the element
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