Chemistry, 24.07.2021 08:50 hunterwilliams375
Four atoms and/or ions are sketched below in accordance with their relative atomic and/or ionic radii. Which of the following sets of species are compatible with the sketch?
Explain. (a) C, Ca2+,Cl−,Br−;
(b) Sr4, Cl, Br−,Na+
(d) Al, Ra2+,Zr2+
(c) Y, K,Ca, Na+, Mg2+;
e) Fe, Rb, Co, Cs
Answers: 3
Chemistry, 23.06.2019 07:00
Which of the following statements is true? an atom consists of protons, electrons, and neutrons.an atom consists of protons and neutrons.an atom consists of electrons bonded to one another.an atom consists of protons bonded to one another.
Answers: 1
Chemistry, 23.06.2019 15:40
Sugar is made up of clear, colorless crystals that dissolve easily in water, but the crystals and their solution do not conduct electricity. which statement describes sugar? it is made up of atoms that are held together by metallic bonds. it is made up of atoms that are held together by covalent bonds, it is made up of atoms that are held together by weak ionic bonds. it is made up of atoms that are held together by strong ionic bonds.
Answers: 1
Chemistry, 23.06.2019 17:30
Which of the following elements would you expect to have the highest ionization energy value, and why? a. chlorine (cl), because it has a low effective nuclear charge and large radius b. fluorine (f), because it has a large radius and naturally forms a negative ion c. lithium (li), because it has a small radius and naturally forms a positive ion d. neon (ne), because it has a high effective nuclear charge and small radius
Answers: 2
Four atoms and/or ions are sketched below in accordance with their relative atomic and/or ionic radi...
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