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- 1. Multiple ChoiceWhat is the electron configuration of calcium?2.8.8.22.8.10202.18.2
- 2. Multiple ChoiceWhat is the electron configuration of sodium?2.82.8.22.8.111
- 3. Multiple ChoiceWhich element has an electron configuration of 2.5?OxygenNitrogenPhosphorusCarbon
- 4. Multiple ChoiceWhich element has an electron configuration of 2.8.8?LeadFlourineNeonArgon
- 5. Multiple ChoiceWhat is the electron configuration of Aluminium?2.8.32.11132.8.2
- 6. Multiple ChoiceWhat is the electron configuration of chlorine?172.72.8.72.8.4
- 7. Multiple ChoiceWhich element has the electron configuration of 2.8.2?MagnesiumSodiumSulfurArsenic
- 8. Multiple ChoiceWhich element has the electron configuration of 2.8.4?NeonBoronGalliumSilicon
- 9. Multiple ChoiceWhat is the electron configuration of beryllium?2.22.446
- 10. Multiple ChoiceWhich element has the electron configuration of 2.7?KryptonIodineFlourineBarium
- 11. Multiple ChoiceWhat subatomic particles would you find in the nucleus of an atom?Protons onlyProtons and NeutronsNeutrons and ElectronsProtons and Electrons
- 12. Multiple ChoiceWhich subatomic particles contribute the most to the mass of an atom?Protons, Neutrons, ElectronsProtons onlyProtons and ElectronsProtons and Neutrons
- 13. Multiple ChoiceAn atom has 10 protons, 15 neutrons and 10 electrons what is its mass number.2010525
- 14. Multiple Choice
What is the atomic mass of the atom pictured?9101819 - 15. Multiple ChoiceWhat is the atomic number of the atom pictured?9101819
- 16. Multiple ChoiceIdentify this atom:LithiumChlorinePhosphorusFluorine
- 17. Multiple ChoiceWhat is the rule to follow when arranging electrons for a BOHR model of an atom?2-2-82-8-102-4-6-82-8-8
- 18. Multiple ChoiceHow many electrons does Si contain? (click to see image)142824
- 19. Multiple ChoiceHow many electrons can the first energy level hold?1280
- 20. Multiple ChoiceRows on the period table are called _____ while columns are called _____.groups, familiesgroups, periodsperiods, groupsfamilies, groups
- 21. Multiple Choice
How many electrons does this oxygen atom have?
16
8
24
6
- 22. Multiple Choice
How many protons does this oxygen atom have?
16
8
24
6
- 23. Multiple Choice
What is the atomic number of Oxygen?
16
8
24
6
- 24. Multiple Choice
What is the atomic mass of Oxygen?
16
8
24
6
- 25. Multiple Choice
How many energy levels does Oxygen have?
16
8
2
6
- 26. Multiple Choice
How many electrons does the first shell hold?
1
2
4
8
- 27. Multiple Choice
How many electrons can be in the 2nd energy level hold?
1
2
4
8
- 28. Multiple Choice
If both protons and neutrons are found in the nucleus, why is it positive?
The reason it is positive is because neutrons have a positive charge and protons have a negative charge.
The reason it is positive is because neutrons have a negative charge and protons have a positive charge
The reason it is positive is because neutrons have no charge and protons have a positive charge.
The reason it is positive is because neutrons have no charge and protons have a negative charge
- 29. Multiple Choice
What on a periodic table tells you the number of protons in an atom?
Atom number
Atomic number
Proton number
Mass number
- 30. Multiple Choice
What are the elements in group 1 (the far left) of the periodic table called?
Alkali metals
Alkaline earth metals
Halogens
Noble gases
- 31. Multiple Choice
What are the elements in group 2 of the periodic table called?
Alkali metals
Alkaline earth metals
Halogens
Noble gases
- 32. Multiple Choice
What are the elements in groups 3-12 of the periodic table called?
Transition metals
Non-metals
Metalloids
Metals
- 33. Multiple Choice
Hydrogen is a:
Alkali metal
Metalloid
Non-metal
Noble gas
- 34. Multiple Choice
A tiny, negatively charged particle that moves around the nucleus of an atom in clouds/shells is called:
An electron
A proton
A neutron
A shell
- 35. Multiple Choice
The number of outermost electrons an element has is equal to its:
Period number
Group number
Valence number
Atomic number
- 36. Multiple ChoiceTrue or False - Protons and Neutrons have about the same mass.True - They have about the same massFalse - They do not have about the same mass
- 37. Multiple ChoiceWhich subatomic particle has a positive (+) charge?NeutronProtonElectron
- 38. Multiple ChoiceWhich subatomic particle has a negative (-) charge?ProtonElectronNeutron
- 39. Multiple ChoiceHow many electron shells/levels does this atom have?1234
- 40. Multiple ChoiceHow many electrons does this picture show?4563
- 41. Multiple ChoiceIn this picture, the Electrons are found in which color?BlueRedGreen
- 42. Multiple ChoiceIn the periodic table,R is just above QQ is just above R
- 43. Multiple ChoiceThis element has the atomic number 16. Atoms of this element have 6 electrons in their outer shell. Where is this element located in the periodic table?ABCD
- 44. Multiple ChoiceThe picture pattern indicates which of the following on the periodic table?A groupA period
- 45. Multiple ChoiceMost of the elements on the periodic table are classified as _____.MetalsNonmetalsMetalloidsPeriods
- 46. Multiple Choice
How many electron shells are in this atom?
15
5
3
2
- Answer choicesTagsAnswer choicesTags