Group 7 period 2
[DOC File]Periodic Table Worksheet #1 (Trends)
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Group 7, Period 4 _____b. Group 3, Period 5 _____c. Group 12, Period 6 _____15. Which main group elements have 1 valence electron? _____16. Which main group elements have 6 valence electrons? _____17. Write the nuclear symbol for an ion with a charge of +2, 20 protons, and 24 neutrons. _____a. How many electrons are in this ion? ...
Honors Chemistry Worksheet – Periodic Table
27. The metals of Group 2 of the periodic table combine with the halogens to form ionic solids. Write a general equation to represent these reactions using M for the Group 2 metal and X for the halogen. 28. Predict the common ions formed when atoms of the elements listed gain or lose electrons.
[DOCX File]Periodic Trends Worksheet
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Name Period Date _____ Periodic Trends . ATOMIC RADIUS . 1. What trend in atomic radius do you see as you go down a group/family on the periodic table? As you go down in the columns, you increase the atomic radius. 2. What causes this trend? Energy levels are added as you go down the periodic . table, these energy levels are further away from ...
OPERATIONAL PLANNING WORKSHEET (ICS 215)
Branch 4. Division, Group, or Other 5. Work Assignment & Special Instructions 6. Resources. 7. Overhead Position(s) 8. ... 2 Operational Period. Date and Time From . Date and Time To Enter the ...
[DOCX File]GCSE Science Chemistry (9-1) Development of the Periodic …
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C1.2 Group 1 and 7 of the Periodic Table. Group 1 elements are called alkali metals and have one electron in their outer shell. They are very reactive metals, and react vigorously in water. They are soft and have low density. Their compounds are white (e.g. sodium chloride, which is table salt) As you go down Group 1, the reactivity increases.
[DOC File]Problem Codes - Science Classroom Teacher Resources
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Second group gets 4 bonus points. Third group gets 3 bonus points. Fourth group gets 2 bonus points. Every group after that gets 1 bonus point. Word Problem Answer Ms. Piller How many moles of Pb are in 2.3456 g of Pb? 0.01132 ml Owns How many atoms are present in 4.80 mol of Fe? 2.9 x 1024 A How many moles of K are in 5.7 x 1023 atoms?
[DOC File]Periodic Table - Dearborn Public Schools
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7. Complete the following table. Group Common Name Charge on Ions of this Group 1 Alkali metals +1 2 Alkaline Earth Metals +2 13 ----- +3 16 Chalcogens -2 17 Halogens -1 8. Predict the charges on ions of the following atoms. Ra +2 As -3 Te -2 Cs +1 In +3 At -1 Ga +3 . 9. a) In group …
ASSIGNMENT LIST (ICS 204)
Enter the following information about the resources assigned to the Division or Group for this period: Resource Identifier The identifier is a unique way to identify a resource (e.g., ENG-13, IA ...
[DOC File]Periodic Table Worksheet
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Periodic Table Worksheet. Tell which element is located in the following groups and periods. _____ group 4, period 5 _____ group 2, period 2
[DOC File]Periodic Table - Mr. Ratledge Chemistry
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2. Which period is Ca (20) in? 3. What is the number of the group N (7) is in? 4. Which element is an alkali metal: Rb (37) or Al (13)? 5. Which element is a halogen: Na (11) or Cl (17)? 6. Which element is a noble gas: Ne (10) or Br (35) or O (8)? 7. Which element is the most active nonmetal? 8. Which element is the most active metal? 9.
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