Form a hypothesis to explain why Dalton's symbols for elements are no longer used.?​

Which is a characteristic of the electron sea model for metallic bonding? molecular orbitals overlap to produce bands. electrons flow easily between metal nuclei. electrons are in fixed positions in the orbitals. atomic nuclei are arranged in an irregular pattern.

Use the half-reactions of the reaction au(oh)3 + hi -> au +i2 +h2o to answer the questions

Which structure is a valid representation of a hydrocarbon molecule?