Which of the following is a chemical (as opposed to physical) property?, Chemistry Multiple choice help

1. Which of the following is a chemical (as opposed to physical) property?a blue colora tendency to rusta high melting pointa density greater than watera shiny appearance2. How many significant figures are in the following number: 0.002130234563. Which of the following statements is an example of inductive reasoning?Timmy might like a trip to the spa.Timmy is a big fan of football so he will probably want my extra ticket.Timmy is alergic to nuts so we must leave nuts out of the cookies we are baking for him.Timmy is an angry man.