Chemistry

The group 4A element that always obeys the octet rule in its stable compounds is ________.

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The element in group 7A with the least favorable (least negative) electron affinity is ________.

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The element in period 3 with the smallest seventh ionization energy is ________.

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The ionic radius of Cs+ is ________ than the atomic radius of Cs, and the ionic radius of I- is ...

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The ion Q2+ contains 36 electrons. The identity of element Q is ________.

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The number of electrons in the ion Zn2+ is ________.

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The neutral atom with the electron configuration [Ar}4s23d6 is ________.

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Using shorthand notation, the ground-state electron configuration for Sr2 is predicted to be ________.

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The electron configuration of an element, X, is [Ne]3s1 . The formula of the most probable ionic ...

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How many electrons does barium lose and nitrogen need to form Ba3P2?

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Which species does not have an octet of electrons for its outer core?

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Indicate which is larger in each of the following two sets.(I) Cr2+ or Cr (II)N2- or N

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Which ion does not have a noble gas configuration in its ground state?

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Which two ions have the same electron configuration in the ground state?

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Which element, indicated by letter on the periodic table, is able to form compounds that do not obey ...

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What is the likely formula for the binary compound formed from the elements represented by letters A ...

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The following pictures represent alkali halide salts.Which salt has the highest lattice energy?

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Atoms of which element, indicated by letter on the periodic table above, would be expected to have ...

Started by kellyjaisingh

Atoms of which element, indicated by letter on the periodic table above, would be expected to have ...

Started by imowrer

Which element, indicated by letter on the periodic table above, has a 1+ ion with the electron configuration

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Calculate the energy change in kJ/mol for the reaction using the following information:Li(g) Li+(g) ...

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Calculate the energy change for the formation of CaF2(s) from its elements in their standard states ...

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Calculate the lattice energy for NaCl(s) using a Born-Haber cycle and the following ...

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In the reaction of sodium metal with chlorine gas which of the following processes releases energy?

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What is the general trend in ionization energy and electron affinity values?

Started by karen