Which of the following is true about the Lewis dot representation in a covalently bonded molecule?
A)the least electronegative atom is shown in the middle.
B)the bonded pairs of valence electrons are shown by dots.
C) the inner shell electrons are shown using small cross marks.
D)the non-bonded pairs of valence electrons are shown using lines.

Draw the skeletal structures of two different molecules that are each made of 5 carbon atoms and 12 hydrogen atoms.

The table describes how some substances were formed substance 19 description formed by boiling pure water formed by combining three hydrogen atoms to every nitrogen atom formed by adding 5 g of sugar to 1 l of water formed by compressing carbon under high pressure based on the given descriptions, which substance is most likely a mixture?

This flow chart shows the amount of energy that is emitted by each type of light. ultraviolet > blue light > yellow light > red light (maximum energy) (minimum energy) in an experiment, shining which type of light on a strip of metal would be least likely to produce the photoelectric effect? ultraviolet light dim blue light bright red light bright yellow light