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- 1. Multiple Choice
What charge does an atom have when it GAINS electrons?
Positive
Negative
Neutral
- 2. Multiple Choice
What is a representation of an ion?
Li
O-2
- 3. Multiple Choice
What is the mass number of bromine?
35
45
80
79.904
- 4. Multiple Choice
How many neutrons does this bromine atom have?
35
45
80
- 5. Multiple Choice
What type of atom is this?
Neutral atom
Cation (positive ion)
Anion
Isotope
- 6. Multiple Choice
What two particles determine the mass number?
Protons and electrons
Electrons and neutrons
Protons and neutrons
- 7. Multiple Choice
What type of atom is this?
Normal Atom
Cation
Anion
Isotope
- 8. Multiple Choice
What is the mass number of this Neon atom?
10
11
21
20
- 9. Multiple Choice
How many electrons does this magnesium ion have?
24
12
10
14
- 10. Multiple Choice
What does it change in an ion?
The number of electrons
The number of protons
The number of neutrons
- 11. Multiple Choice
What is the representation of an isotope?
N-3
Al+3
Si
P-33
- 12. Multiple Choice
How many neutrons does this Neon atom have?
21
11
10
12
- 13. Multiple Choice
What does it happen to this atom?
It LOSES electrons
It GAINS electrons
It GAINS protons
It LOSES protons
- 14. Multiple Choice
What is the atomic number of this element?
12
24
23
- 15. Multiple Choice
What type of atom is element C?
Normal atom
Ion
Isotope
- 16. Multiple Choice
What is the mass number of this element?
12
24
23
11
- 17. Multiple ChoiceThe atomic number is equal to _.the number of protons and electronsthe number of neutrons onlythe total number of protons and neutronsthe number of protons neutrons and electrons
- 18. Multiple ChoiceWhat is the charge on a lithium atom that looses 1 electron?+10-1-2
- 19. Multiple ChoiceIs the element shown in this image an ion, isotope or normal atom?atomisotopecation (+ ion)anion (- ion)
- 20. Multiple ChoiceHelium (He atomic number 2) has 2 protons, 2 neutrons, and 2 electrons) is the He element shown above an atom, an element, or an isotope?atomcation (+ ion)isotopeanion (-)
- 21. Multiple ChoiceThe atomic mass is equal to _.the number of protons onlythe number of neutrons onlythe total number of protons and neutronsthe number of protons, neutrons, and electrons.
- 22. Multiple ChoiceHow many protons does this isotope of titanium have? Hint titanium has an atomic number of 22.48222670
- 23. Multiple ChoiceWhich atom has 4 neutrons?Li-6Li-7Li-8they have the same # of neutrons
- 24. Multiple ChoiceWhat is the atomic number of Fe? (click to see image)2655.84556None of these
- 25. Multiple ChoiceHow many neutrons does B (Boron) contain?511610.811
- 26. Multiple ChoiceCarbon has an atomic number of 6 and an atomic mass of 12. Which elements are considered isotopes of carbon?Carbon-12Carbon-13Carbon-14Both Carbon-13 and Carbon-14
- 27. Multiple ChoiceTwo atoms of different elements will definitely have different numbers_____NucleiProtonsNeutronsElectrons
- 28. Multiple ChoiceAn ion forms when an atom gains or losesProtonsNeutronsElectrons
- 29. Multiple ChoiceIsotopes are atoms that have differentMass numbersElement namesAtomic Numbers
- 30. Multiple ChoiceTwo atoms that have different numbers of protons areDifferent ionsDifferent isotopesDifferent elements
- 31. Multiple ChoiceTwo neutral atoms that have the same atomic number and different mass numbers areIonsIsotopesAlpha particlesDifferent elements
- 32. Multiple ChoiceWhich phrase describes two atoms that are isotopesSame mass number, same atomic numberSame mass number, different atomic numberDifferent mass number, same atomic numberDifferent mass number, different atomic number
- 33. Multiple ChoiceHow are Protons and Neutrons similarBoth are in the nucleus of the atom and they both have the relative mass of 1They both have alpha particles and have the relative mass of 2They both have 1 high-energy electron and different elements
- Answer choicesTagsAnswer choicesTags