Fill in the gaps. Use the TAB key to move from gap to gap.
The HINT button at the bottom of the page will reveal the next letter of each missing word, while some words also have a CLUE to provide you with extra help if you still need it.

Types of isomers
isomers	Stereo isomers
Atoms are arranged in different [?], with different neighbours.	Atoms are arranged in the same order but with different [?] or orientations in space.
Examples: propan-1-ol and methylpropane and propanal and	Geometric isomers	isomers
	Occurs because the C=C bond cannot . These isomers are also known as isomers.	Occurs when a atom in the molecule has four different groups attached to it.
	Cis but-2-ene and	This compound's optical isomer is its image.
Structural isomers can have different physical and properties.	Geometric isomers have different properties.	Optical isomers plane-polarised light in directions.