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- 1. Multiple Choice
How many protons are in Beryllium?4952 - 2. Multiple ChoiceIn the modern periodic table, elements are arranged by:atomic massatomic numbervalence electronsnumber of isotopes
- 3. Multiple Choice
What does "1.00794" mean in this image?
number of protons
number of neutrons
Atomic mass
- 4. Multiple Choice
Why is water NOT on the periodic table?
Its chemical formula doesn't fit
It is a compound, not an element
It exists as a solid, a liquid, and a gas
- 5. Multiple Choice
_______ are the ROWS (run horizontally) on the periodic table.
Families
Groups
Periods
- 6. Multiple Choice
___?____ are the COLUMNS on the periodic table and are organized by similar properties.
Classifications
Groups
Periods
- 7. Multiple Choice
In what group number fluorine is located? (Vertical column)
period 1.
period 2.
group 2.
group 17.
- 8. Multiple ChoiceAs you move from left to right across the periodic table, the atomic number increases.TrueFalse
- 9. Multiple ChoiceThe symbol for each element consists of the first letter (or two) of the element's name.TrueFalse
- 10. Multiple Choice
Most of the elements on the periodic table are classified as "metals".
True
False
- 11. Multiple Choice
If you want to make electric wires, you should use
A Metal, because metals are ductile (be able to stretch)
non metals, like gases
a liquid metal, like Mercury (Hg)
- 12. Multiple Choice
Which of these metals is usually observed in a "liquid" state? (it is used in thermometers)
Gold (Au)
Mercury (Hg)
- 13. Multiple Choice
A good Science project is when the experiment can be tested and back up with data (numbers)
correct
incorrect
I do not get it
- 14. Multiple Choice
what is Hypothesis?
A non-logical guess
The result of an experiment
A tentative explanation for an observation,
- 15. Multiple ChoiceWhat is the element symbol for boron?BBoBnW
- 16. Multiple Choice
Protons (+) and Electrons (-) is the Atomic Number
Correct
Incorrect
False
- 17. Multiple ChoiceThe word "periodic" in periodic table refers to...a regular, repeating patternorganization of elementscolumns of elementsincreasing numbers of protons
- 18. Multiple Choice
Each element is unique based on its number of protons (+), also known as the...
atomic mass
valence number
atomic number
- 19. Multiple Choice
Periods run horizontally
Correct
Incorrect
- 20. Multiple ChoiceGroups run vertically: elements in the same group have similar characteristics; they are 18 groupsTrueFalse
- 21. Multiple Choice
How many Protons (+) and Electrons (-) Sodium has?
23
14
11
I do not know
- 22. Multiple Choice
To find the Mean Average
The number that shows up the most
Add all the numbers then divide by the how many numbers in the set of data
google it
- 23. Multiple Choice
The steps of The Scientific Method
Question, Research,Hypothesis, Experiment, Analysis, Results
Guess, Research,Hypothesis, Experiment, Analysis, Results
Research,Hypothesis, Experiment, Question, Analysis, Results
I do not know
- 24. Multiple Choice
To find how many Neutrons an element has...
Atomic mass minus Atomic number
guess
use my computer
Multiply the Atomic mass and Atomic number
- 25. Multiple Choice
The first letter of a chemical symbols has to be a capital letter
Correct
Incorrect
false
sometimes
- 26. Multiple Choice
In a fair experiment, all variables must remain the same except for one variable
absolutely correct
Incorrect
a fair experiment is a bias experiment
- 27. Multiple Choice
How many PERIODS (horizontal rows) a periodic table has?
4
7
Infinite
9
- 28. Multiple Choice
How many Groups ( vertical columns) a periodic table has?
18
17
20
I do not know
- 29. Multiple Choice
Can a good metal be malleable? (turn into sheets)?
yes, it s possible
never
impossible
- 30. Multiple Choice
Can a good metal be ductile ( turn into metal wires)
Never
yes, it is possible
impossible
- Answer choicesTagsAnswer choicesTags