Aor an bond that allows metals to conduct electricity

Metallic bond

Metallic bond can be defined as a force of attraction that exit between a metal atoms and the velency eletron. Also, this bond arise from the electostatic force of attraction that between conduction electrons and positively charged metal ions. Thus, the electron usually act as a glue by giving the substance a definite structure.

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glad that

blue light is scattered in different directions by the tiny molecules of air. blue is scattered more than other colours because it has a shorter distance to travel which results in smaller waves. this is why we see a blue sky most of the time.