practiceexam24 - 1 City College, Chemistry Department...

Info iconThis preview shows pages 1–3. Sign up to view the full content.

View Full Document Right Arrow Icon

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
This is the end of the preview. Sign up to access the rest of the document.

Unformatted text preview: 1 City College, Chemistry Department Chemistry 10301, sections T, T2, 3. Prof. T. Lazaridis Final exam, Dec 20, 2007 Name (last name first): _____________________________________________ I.D. Number last 4 :_________________________________________________ Note: There are 18 questions in this exam. Fill in your answer in the blank space provided immediately following each question. 1/2 point will be subtracted every time you report a numerical result with an incorrect number of significant figures. A Data Sheet with useful information is at the end. 1. (4) Write the names of the elements below next to their atomic symbols: Ar Argon Al Aluminum S Sulfur Cu Copper 2. (4) Write the molecular formula next to the names of the following compounds: Sodium Nitrate NaNO 3 Barium Carbonate BaCO 3 Magnesium Sulfate MgSO 4 Potassium Hydroxide KOH 3. (8) Balance the following chemical equations: H 2 + I 2 2 HI 2 As + 3 H 2 2 AsH 3 2 KClO 3 2 KCl + 3 O 2 2 K + 2 H 2 O 2 KOH + H 2 2 4. (7) The equation for preparing chlorine gas from HCl is 4 HCl (g) + O 2 (g) 2 Cl 2 (g) + 2 H 2 O (g) How many kilograms of HCl are required to produce 1750 kilograms of Cl 2 ?...
View Full Document

This note was uploaded on 07/21/2011 for the course CHEM 111 taught by Professor Sawyers during the Spring '11 term at Virginia College.

Page1 / 7

practiceexam24 - 1 City College, Chemistry Department...

This preview shows document pages 1 - 3. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online