Chemistry, 19.08.2019 11:50 hallmansean04
37 which general trends in first ionization energy and electronegativity values are demonstrated by group 15 elements as they are considered in order from top to bottom? (1) the first ionization energy decreases and the electronegativity decreases.
(2) the first ionization energy increases and the electronegativity increases.
(3) the first ionization energy decreases and the electronegativity increases.
(4) the first ionization energy increases and the electronegativity decreases.
Answers: 1
Chemistry, 22.06.2019 05:00
In 1901, thomas edison invented the nickel-iron battery. the following reaction takes place in the battery. fe(s) + 2 nio(oh)(s) + 2 h2o(l) fe(oh)2(s) + 2 ni(oh)2(aq) how many mole of fe(oh)2, is produced when 5.35 mol fe and 7.65 mol nio(oh) react?
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According to the vsepr theory what is the shape of a molecule that has a central atom valence three other items with no lone pairs of electrons
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Consider the following reaction at equilibrium. 2co2 (g) 2co (g) + o2 (g) h° = -514 kj le châtelier's principle predicts that the equilibrium partial pressure of co (g) can be maximized by carrying out the reaction a. at high temperature and high pressure b. at high temperature and low pressure c. at low temperature and low pressure d. at low temperature and high pressure e. in the presence of solid carbon
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37 which general trends in first ionization energy and electronegativity values are demonstrated by...
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