Chemistry

Chemistry, 19.07.2019 20:50, marci30

Periods on the periodic table represent select all that apply. with the same number of valence electrons with increasing number of valence electrons with the same number of electron orbits with increasing atomic size

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Biology, 25.09.2019 12:50, esmeralda1209

Which of the following is true for valence electrons? a) valence electrons are always located in the innermost energy level b) each element in the periodic table has a different number of valence electrons. c) valence electrons may be lost or gained by an atom when bonding occurs with another atom d) when atoms collide with other atoms, they bond automatically

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Chemistry, 08.10.2019 14:10, adelawilliams60

Use these statements about valence electrons to answer the question. 1.all valence electrons are used to form bonds with other atoms or ions. 2.bonding electrons are represented by a single dot in an electron dot diagram. 3.when two electrons occupy the same valence orbital of an atom, they form a lone pair of electrons. 4.the last digit of a group number represents the number of valence electrons in the representative elements. the true statements are select one: a. 1, 2, and 3 b. 1, 2, and 4 c. 1, 3, and 4 d. 2, 3, and 4

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Physics, 02.11.2019 03:31, lil8174

Which of the following statements about valence electrons and the periodic table is true? a) the number of valence electrons decreases from left to right across each period. b) the number of valence electrons increases from top to bottom within each group. c) all of the elements in group 9 have nine valence electrons. d) elements with the most valence electrons are in group 18.

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Chemistry, 04.11.2019 22:31, Iamchill5998

In this activity, you will construct a periodic table to see how valence electrons correspond with certain sections of the table. the following is a portion of the periodic table that includes the first 18 elements. for each of these elements, the number of electrons present in each level is shown. however, four of these values have been entered incorrectly select the four values in the table

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