Chapter 6 Chem
Authored by Edwin Moya
Chemistry
KG - 11th Grade
NGSS covered
Used 11+ times
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79 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Using a periodic table, type the atomic number of an element that is HEAVIER than the element to it's immediate right.
_
Please do not use man-made elements as your choice. Man-made elements have whole numbers in parenthesis for atomic masses.
Using a periodic table, type the atomic number of an element that is HEAVIER than the element to it's immediate right.
27
13
46
3
Tags
NGSS.HS-PS1-1
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Who is the father of the periodic table?
Mosely
Meyer
Mendeleev
spongebob
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Who developed the concept of atomic number?
Mendeleev
Meyer
Mosely
Bob
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
The periodic table is arranged by increasing atomic mass.
True
False
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Mendeleev was the first to organize a table of elements.
true
False
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Mendeleev was the first to predict the existence of undiscovered elements.
true
false
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Which was not a predicted property of eka-aluminum?
It would have an atomic mass of 68.
It would melt at a low temperature.
It would be brittle, like glass.
. It would be a conductor.
Tags
NGSS.HS-PS1-1
NGSS.HS-PS1-2
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