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8.2.3 Quiz: The Periodic Table
Question 7 of 15
2 Points
The first element on the periodic table of elements is carbon.
O
O
A. True
B. False

(apex) when a cup of water is dropped, as the cup falls, the water in the cup falls out true or false?

Which statement correctly describes the phosphate ion, ? it is composed of one phosphorus atom and four oxygen atoms covalently bonded together, and there is a –3 charge distributed over the entire ion. it is composed of one phosphorus atom and four oxygen atoms covalently bonded together, and there is a –3 charge on the phosphorus atom. it is composed of one phosphorus atom and four oxygen atoms ionically bonded together, and there is a –3 charge distributed over the entire ion. it is composed of one phosphorus atom and four oxygen atoms ionically bonded together, and there is a –3 charge on the phosphorus atom.

The semi-conductors on the periodic table are classified as