Answer:
s orbital
Explanation:
it has the lowest energy because
Paulis law state that orbitals with lower energy must be fill first before that of higher energy
and the s orbital is filled first
the answer to this is D) They are all the same size
False. The water would be toxic without purifying it before drinking.
Answer:
2341, last option is the correct choice.
Explanation:
Boiling points of the given compounds are given as:
![CH_4=-161.5\:C^{\circ}\\\\C_4H_{10}=-1\:C^{\circ}\\\\CH_2Cl_2=39.6\:C^{\circ}\\\\H_2O=100\:C^{\circ}](https://tex.z-dn.net/?f=CH_4%3D-161.5%5C%3AC%5E%7B%5Ccirc%7D%5C%5C%5C%5CC_4H_%7B10%7D%3D-1%5C%3AC%5E%7B%5Ccirc%7D%5C%5C%5C%5CCH_2Cl_2%3D39.6%5C%3AC%5E%7B%5Ccirc%7D%5C%5C%5C%5CH_2O%3D100%5C%3AC%5E%7B%5Ccirc%7D)
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Answer:
The metals are to the left of the line (except for hydrogen, which is a nonmetal), the nonmetals are to the right of the line, and the elements immediately adjacent to the line are the metalloids.