Necesito la fórmula semidesarrollada de 2-metil-hexanal, plsss :(

Of the groups of elements below, which are most likely to gain electrons to become anions? a. alkali metal b. boron group c. halogen d. transition metal

Which is a chemical property of iron? a. it forms iron oxide (rust) when exposed to moisture and air. b. it is a gray–black metal that is hard to the touch. c. it has a melting point of 2795°f (1536°c). d. it is a good conductor of heat

The number to the right of an element's symbol (ex. c-12) identifies the of an isotope.