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- 1. Multiple ChoiceHow REACTIVE an element is is based onprotonsatomic numberelectronsvalence electrons
- 2. Multiple Choice
Which two subatomic particles are found in the NUCLEUS of at atom?
protons & nuetrons
protons & electrons
neutrons & electrons
electrons & protons
- 3. Multiple Choice
What type of subatomic particles are found around the nucleus?
neutrons
electrons
protons
reactions
- 4. Multiple Choice
The subatomic particle with a neutral charge is:
protons
electrons
neutrons
cloud
- 5. Multiple ChoiceIf an element has 6 protons, 7 neutrons, and 6 electrons, what type of charge does the element have?positivenegativeneutralimaginary
- 6. Multiple ChoiceElectrons have a charge of:-1-2+1+2
- 7. Multiple Choice
When Mendeleev (he is the first one who described the perdiodic table) saw that there were "holes" in his periodic table, what did he conclude?
He had organized the table incorrectly.
Some elements did not exist in nature.
Some elements had not been discovered yet.
Somebody had stolen his element cards.
- 8. Multiple Choice
How many valence electrons does Lithium (Li) have?1237 - 9. Multiple ChoiceProtons have a charge of:-1+1-2+2
- 10. Multiple ChoiceWhat's a valence electron?electrons in the second shellelectrons in the outermost shellthe atomic numberelectrons in the first shell
- 11. Multiple Choice
What is the symbol of Aluminum?
Alu
Al
A
- 12. Multiple Choice
How many Valence Electrons does Argon, group 18, have?
2
3
8
18
- 13. Multiple Choice
What does the symbol "O" stands for?
Ovation
Order
Oxygen
Oganesson
- 14. Multiple Choice
What is the symbol for Sodium?
So
Na
SO
NA
- 15. Multiple Choice
What is the Dutch name for the symbol C?
Koolstof
Carbon
Calcium
Cobalt
- 16. Multiple ChoiceThe yellow atoms are calledmetalsnonmetalsmetalloidsnoble gases
- 17. Multiple Choice
Group 18 elements are the noble gases. They have full valence shells. How do they react with other atoms
They react aggresively with other atoms
They react mildly with other atoms
They do not react with other atoms
They do not exist in nature, only in the lab
- 18. Multiple ChoiceIn the modern periodic table elements are arranged by:atomic massatomic numbervalence electronsnumber of isotopes
- 19. Multiple ChoiceEach column in the periodic table is called aperiodgroupclusterunit
- 20. Multiple Choice
Oxygen has an atomic number of 8. How many electrons does it have in its outer shell?
5
6
7
8
- 21. Multiple ChoiceWhat is the symbol for CALCIUMCACaCuCU
- 22. Multiple ChoiceWhat is the symbol for CARBONCCaClCu
- 23. Multiple ChoiceWhat is the symbol for HELIUMHHeHlHm
- 24. Multiple Choice
What is the Dutch name for HYDROGEN
Waterstof
H
Zuurstof
Water
- 25. Multiple ChoiceWhat is the symbol for NEONNNeNoNn
- 26. Multiple ChoiceWhat is the symbol for OXYGENOOxO-yesO-No
- 27. Multiple ChoiceThe smallest part of an element isprotonatomcompoundmixture
- 28. Multiple ChoiceElements are represented by chemical symbol. Symbols are written withall lower case lettersall capital lettersalways only one letterAt least and ONLY one capital letter
- 29. Multiple ChoiceWhat happens when the sodium atom loses an electron?It becomes negatively chargedIt becomes positively chargedIt stays as it isNone of the options given
- 30. Multiple ChoiceWhat happens when an atom loses an electron? It becomes:Neutral (no charge)Positive chargeNegative chargeNothing happens
- 31. Multiple ChoiceWhat happens when an atom gain an electron? It becomes:Neutral(no charge)Positive chargeNegative chargeNothing happens
- 32. Multiple ChoiceWhat charges attract?OppositeSame
- 33. Multiple ChoiceWhat charges repel?SameOpposite
- 34. Multiple Choice
An atom has 25 protons, 30 neutrons, and 25 electrons. What is the charge of the atom's nucleus?
+25
0
-25
+35
- 35. Multiple ChoiceA student is studying the ways different elements are similar to one another. Diagrams of atoms from four different elements are shown below.
Which two atoms are of elements in the same group in the periodic table?Atom 1 and Atom 2Atom 1 and Atom 4Atom 2 and Atom 3Atom 3 and Atom 4 - 36. Multiple ChoiceWhich of the following best describes an electron?It has no charge and about the same mass as a protonIt has a negative charge and much less mass than a protonIt has a positive charge and much more mass than a neutronIt has a negative charge and about the same mass as a neutron
- 37. Multiple ChoiceAtoms are extremely small.TrueFalse
- 38. Multiple ChoiceThe word "atom" come from the Greek "atomos" that means "uncut", "indivisible".TrueFalse
- 39. Multiple ChoiceAristotle thought that all matter were made of only 4 elements: hot, dry, cold, and wet.TrueFalse
- 40. Multiple Choice
All atoms have the same mass.
False
True
- 41. Multiple ChoiceObjects with like electric charges attract , and objects with opposite electric charges repel.falsetrue
- 42. Multiple ChoiceAtoms that have lost or gained electrons are calledatomsionselementscompounds
- 43. Multiple Choice
Elements in group 1, like Hydrogen and Sodium, have a charge of
+1
-1
+2
-2
- 44. Multiple Choice
When elements in group 16, like oxygen and Sulphur, become ions they tend to have a charge of
+1
-1
+2
-2
- 45. Multiple Choice
When elements in group 17, like Fluorine and Chlorine, become ions they tend to have a charge of
+1
-1
+2
-2
- 46. Multiple ChoiceNoble gases have a full outer shell: that is why they do not react with other elementsTrueFalse
- Answer choicesTagsAnswer choicesTags