Biology

Biology, 04.07.2019 19:30, slpsoniaa

Asap which of the following is formed when an atom gains or loses electrons? a. an element b. a compound c. a molecule d. an ion

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Chemistry, 03.07.2019 07:00, ComicSans01

What is the formula of the ionic compound formed between chlorine (cl) and aluminum (al)? alcl, because aluminum loses three electrons and chlorine gains three electrons. alcl3, because aluminum loses three electrons and chlorine gains one electron. clal, because chlorine gains one electron and aluminum loses one electron. clal3, because chlorine gains three electrons and aluminum loses one electron. 2- which of the following is a correct formula unit of an ionic compound? al2o3 ca2o mgoh nacl2 3-a student made the lewis dot diagram of a compound as shown. what is the error in the lewis dot diagram? the ca atom should transfer only one electron to cl because the formula is cacl. the number of dots around ca should be one because ca has to transfer only one electron to cl. the ca atom should transfer only one electron to cl, and the second electron should be transferred to another cl atom. the cl atom should transfer two electrons to ca because it has more electrons than ca, so the formula becomes cacl2.

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Biology, 15.07.2019 09:00, bfredfred1737

An ion is formed when an atom loses electrons loses protons gains neutrons gains photons

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Chemistry, 22.07.2019 03:30, rubincain698

During a reaction, a halogen chemically combines with a group 1 element to form a compound. how does this reaction occur, based on the atomic structure of each element? a) a halogen atom loses an electron to an atom of group 1 element b) a halogen atom gains an election from an atom of a group 1 element c) a halogen atom loses two electrons to an atom of a group 1 element d) a halogen atom shares an electron with an atom of a group 1 element

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Chemistry, 11.09.2019 01:30, asra44

What is true about a positively charged ion? it is formed when an atom loses electrons. it is usually a nonmetallic element. it has more electrons than protons. it is formed when an atom gains protons.

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