Science, asked by ankysamala, 1 year ago

Why no2 has brown color but n2o4 is colorless

Answers

Answered by jaya8717

NO2 is paramagnetic. At high temperatures and low pressures, NO2 has a deep brown color which is due to the presence of unpaired electrons. At low temperature it becomes colorless as it dimerizes to form N2O4.

Previous Question

Next Question

Similar questions

Science, 7 months ago

Lokesh Prajapat I am is a nursing officer ...

English, 7 months ago

Fill in the blanks with suitable interrogative adjectives. 1. ............ things did he say? 2. ........... point do you notice in his speech.

Math, 7 months ago

Two angles are supplementary. If one of them is 30 degree less than five times the other. Find the angles...

Science, 1 year ago

Q-While performing an experiment to establish the relationship between weight of a rectangular wooden block lying on a horizontal table and the minimum force required to just move it using a spring balance. If the weight of block is 73 g wt then the most suitable spring balance will be of: (a) Least count 1 g wt, range 100 g wt. (b) Least count 2.5 g wt, range 500 g wt. (c) Least count 2 g wt,...

Math, 1 year ago

Dimensions of a rectangle abcd are 51cm×25cm. A trapezium pbcq with its parallel sides qc and pb in the ratio 9:8is cut off from the rectangle. If the area of the trapezium is 5/6 th partof the area of the rectangle, find the length of qc and pb...

Math, 1 year ago

find the volume , curved surface area and total surface area of a solid cylinder whose radius is 10.5 cm and height is 18cm. also find the cost of material used to make it , if the sheet of metal costs rs 40 par cm^2. JUST GIVE THE ANSWER TO 2ND PART OF THE QUESTION...

English, 1 year ago

customer: can I have a small bottle of tomato sauce?/ shopkeeper: sorry I have only big bottle/ customer: when will it be available?/ shopkeeper: I can give it to you tomorrow./ customer thank you then I will get it tomorrow the customer asked the shopkeeper a) . the shopkeeper said that he only had big bottles of tomato sauce.the customer wanted to know b) .the shopkeeper said that c) .the...

English, 1 year ago

do as directed : I am so tired that I can't work anymore. (rewrite using too)...