Organizing elements QUIZ!
Authored by Anthony Kaltenbach
Science
7th Grade
NGSS covered
Used 19+ times
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20 questions
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1.
MATCH QUESTION
1 min • 1 pt
Answer the following by dragging the right answer to the question!
about 63
How many elements were known during Mendeleev's time?
A set of patterns that applied to all of the elements.
What did Mendeleev discover?
1869
What year did Mendeleev's table get published?
2.
MATCH QUESTION
1 min • 1 pt
Match the following questions to the correct answers!
Can be measured without changing the chemical identity.
What physical property showed patterns when elements were organized by it?
a substance that cannot be broken down into a simpler format.
What is an element?
Atomic Mass
Chemical Property
When observed it changes the chemical identity.
Physical Property
3.
DROPDOWN QUESTION
1 min • 1 pt
A(n) (a) is an arrangement of elements that show (b) in their properties.
4.
MATCH QUESTION
1 min • 1 pt
Match the following questions to their answers!
positive
What is the nucleus of an atom composed of?
neutron
Which part of an atom has no charge?
protons & neutrons
What is the charge of a proton?
proton
What is the charge of an electron?
negative
Which particle defines what an element is?
Tags
NGSS.MS-PS1-1
5.
MATCH QUESTION
1 min • 1 pt
Match the following questions to the correct answers!
The average of all the versions (isotopes) of the element.
Name
Element's common name.
Chemical symbol
The number or protons an element has.
Atomic Number
1 or 2 letter abbreviation for the name of the element.
Atomic Mass
Tags
NGSS.MS-PS1-1
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the atomic number of this element?
2
He
Helium
4.0026
Tags
NGSS.MS-PS1-1
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the atomic mass of this element?
10
Ne
Neon
20.180
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