Given the balanced equation representing reaction:
n2 + energy ==> n + n
which statement describes this reaction?
( i) bonds are broken, and the reaction is endothermic.
(2) bonds are broken , and the reaction is exothermic.
(3) bonds are formed, and the reaction is endothermic.
(4) bonds are formed, and the reaction is exothermic.

Will give brainliest it is a lab from k12 here is the linkfor each metal that participated in a chemical change, write the type of metal it is, based on your examination of the periodic table. type your answer here. (score for question 3: of 5 points) were there any metallic compounds that did not react with either the acid or the base? write the type of metal, based on your examination of the periodic table. type your answer here. (score for question 4: of 5 points) make a general statement about the reactivity of the metals in this experiment. type your answer here.

One does not belong why? ice, gold ,wood ,diamond and table salt

1. explain hydrogen peroxide, h 2 o 2 properties and decomposition reaction. 2. describe how each of the following natural cycles plays a part in earth’s climate system. (a) the water cycle (b) the carbon cycle