1pt An atom of an element loses one proton and one electron. Which statement describes the result of this event? OA. A positive ion of the same element is formed.
OB. A neutral atom of the element's isotope is formed.
OC. A positive ion of a new element is formed.
OD. A neutral atom of a new element is formed.

The chart shows the bid provided by four contractors to complete a job. which contractor is the most cost-effective?

|using the periodic tablewarm-upuse the periodic table in the tools bar to answer the following questions. what elemental classification does oxygen belongto? done

What rule is used to determine how many covalent bonds an element can form? a. the number of covalent bonds is equal to six c the number of covalent bonds is equal to five minus the group number plus the group number b. the number of covalent bonds is equal to eight d. none of the above minus the group number select the best answer from the choices provided