August 2009 Chemistry Regents #80-81

Highlight to reveal answers and explanations

 

Questions 1-10 Questions 11-20 Questions 21-30 Questions 31-40 Questions 41-50

Questions 51-55 Questions56-58 Questions 59-63 Question 64 Questions 65-67 Questions 68-72 Questions 73-76 Questions 77-79 Questions 80-81

 

Other Regents Exams

Questions

Base your answers to questions 80 through 81 on the information below.

 

Scientists are investigating the production of energy using hydrogen-2 nuclei (deuterons) and hydrogen-3 nuclei (tritons). The balanced equation below represents one nuclear reaction between two deuterons.

80 State, in terms of subatomic particles, how a deuteron differs from a triton. [1]

HIGHLIGHT TO SEE THE ANSWER

A deuteron has one neutron and a triton has two neutrons.

A deuteron has one fewer neutron than a triton.

81 Identify the type of nuclear reaction represented by the equation. [1]

HIGHLIGHT TO SEE THE ANSWER

fusion

Back to Regents Exams

Questions 1-10 Questions 11-20 Questions 21-30 Questions 31-40 Questions 41-50

Questions 51-55 Questions56-58 Questions 59-63 Question 64 Questions 65-67 Questions 68-72 Questions 73-76 Questions 77-79 Questions 80-81

 
Back to Regents Exams