110sample_exam_Sample-Test2-chem110Aau04

110sample_exam_Sample-Test2-chem110Aau04 - (iii Z = 5 and A...

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C H E M 1 1 0 N a m e : S e c t i o n : SAMPLE: 2 sd MIDTERM TEST 1. Identify the GROUP that the following elements belongs to: (i) K (ii) F (iii) Oxygen (iv) Sodium 2. For each of above, (i) write the preferred ionic state (What charge? How many charges?), (ii) using a periodic table, find the number of electrons that the ion contains:
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A 3. Name and write the atomic symbol Z for: Z (i) Z = 27 and A = 60 (ii) Number of protons = 26 and number of neutrons = 31
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Unformatted text preview: (iii) Z = 5 and A = 12 (iv) the isotope with 7 protons and 8 neutrons 4. Name the following compounds: (i) BaH 2 (iii) HClO 3 (ii) Al 2 S 3 (iv) Co 3 (PO 4 ) 2 5. Balance the following chemical equations: (i) PCl 5 ( l ) + H 2 O ( l ) H 3 PO 4 ( aq ) + HCl ( g ) (ii) KNO 2 ( s ) + C ( s ) K 2 CO 3 ( s ) + CO ( g ) + N 2 ( g )....
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110sample_exam_Sample-Test2-chem110Aau04 - (iii Z = 5 and A...

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