June 2016 Chemistry Regents #52-53

Highlight to reveal answers and explanations

 

Questions 1-5 Questions 6-10 Questions 11-15 Questions 16-20 Questions 21-25 Questions 26-30 Questions 31-35 Questions 36-40 Questions 41-45 Questions 46-50

Question 51 Questions 52-53 Questions 54-55 Questions 56-58 Questions 59-60 Questions 61-62 Questions 63-65 Questions 66-69  Questions 70-71  Questions 72-74  Questions 75-77  Questions 78-81  Questions 82-85

 

Other Regents Exams

Questions 52-53

 

 

Base your answers to questions 52 and 53 on the information below and on your knowledge of chemistry.

At STP, Cl2 is a gas and I2 is a solid. When hydrogen reacts with chlorine, the compound hydrogen chloride is formed. When hydrogen reacts with iodine, the compound hydrogen iodide is formed.

52 Balance the equation in your answer booklet for the reaction between hydrogen and chlorine, using the smallest whole-number coefficients. [1]

______H2  +   _____Cl2 --->______HCl

Answer--> ___1__H2  +   __1__Cl2 --->___2__HCl

53 Explain, in terms of intermolecular forces, why iodine is a solid at STP but chlorine is a gas at STP. [1]

Answer--> I2 has stronger IMFs than Cl2

on to Questions 54-55

 

Questions 1-5 Questions 6-10 Questions 11-15 Questions 16-20 Questions 21-25 Questions 26-30 Questions 31-35 Questions 36-40 Questions 41-45 Questions 46-50

Question 51 Questions 52-53 Questions 54-55 Questions 56-58 Questions 59-60 Questions 61-62 Questions 63-65 Questions 66-69  Questions 70-71  Questions 72-74  Questions 75-77  Questions 78-81  Questions 82-85

 

Back to Regents Exams