How many electrons are gained or lost in the following half-reaction? Na ? Na+
A. 1 electron is lost
B. 1/2 electron is gained
C. 2 electrons are gained
D. 1 electron is gained
E. 1/2 electron is lost
Answer: A
You might also like to view...
Which of the following is a secondary pollutant?
A. ozone B. carbon Monoxide C. nitrous Oxide D. sulfur dioxide
The central business district is the least desirable part of any city due to its high crime
Indicate whether the statement is true or false.
The two most important properties that should be relatively homogeneous at the same altitude in an air mass are:
A) moisture content and temperature. B) temperature and carbon dioxide concentration. C) relative humidity and radiation. D) vapor pressure and latitude.
Including cis-trans isomers, how many different alkenes have the molecular formula C4H8?
A) 2 B) 3 C) 4 D) 5