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22 <p align="center"> </p> 23 <p align="center"><i><b><font size="6">June 2024 Chemistry Regents #1-5</font></b></i></p> 24 <p align="center"><b><i><font face="Times New Roman" size="6">Highlight to 25 reveal answers and explanations</font></i></b></p> 26 <p align="center"> </p> 27 <table width="100%" cellpadding="0" border="0"> 28 <tbody> 29 <tr> 30 <td> 31 <p style="color: rgb(0, 0, 0); font-family: Times New Roman; font-size: medium; font-style: normal; font-variant-ligatures: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: -webkit-center; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px; -webkit-text-stroke-width: 0px; text-decoration-thickness: initial; text-decoration-style: initial; text-decoration-color: initial; background-color: rgb(192, 192, 192)" 32 33 align="center"> <font size="4"> <a href="http://www.kentchemistry.com/RegentsExams/regents_jun_2024.htm"> 34 Questions 1-5</a> <a href="http://www.kentchemistry.com/RegentsExams/regents_jun_2024_6_10.htm">Questions 35 6-10</a> <a href="http://www.kentchemistry.com/RegentsExams/regents_jun_2024_11_15.htm">Questions 36 11-15</a> <a href="http://www.kentchemistry.com/RegentsExams/regents_jun_2024_16_20.htm">Questions 37 16-20</a> <a href="http://www.kentchemistry.com/RegentsExams/regents_jun_2024_21_25.htm">Questions 38 21-25</a> <a href="http://www.kentchemistry.com/RegentsExams/regents_jun_2024_26_30.htm">Questions 39 26-30</a> <a href="http://www.kentchemistry.com/RegentsExams/regents_jun_2024_31_35.htm">Questions 40 31-35</a> <a href="http://www.kentchemistry.com/RegentsExams/regents_jun_2024_36_40.htm">Questions 41 36-40</a> <a href="http://www.kentchemistry.com/RegentsExams/regents_jun_2024_41_45.htm">Questions 42 41-45</a> <a href="http://www.kentchemistry.com/RegentsExams/regents_jun_2024_46_50.htm">Questions 43 46-50</a></font></p> 44 <p style="color: rgb(0, 0, 0); font-family: Times New Roman; font-size: medium; font-style: normal; font-variant-ligatures: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: -webkit-center; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px; -webkit-text-stroke-width: 0px; text-decoration-thickness: initial; text-decoration-style: initial; text-decoration-color: initial; background-color: rgb(192, 192, 192)" 45 46 align="center"> <font size="4"> <a href="http://www.kentchemistry.com/RegentsExams/regents_jun_2024_A.htm"> 47 Questions 51-52</a> <a href="http://www.kentchemistry.com/RegentsExams/regents_jun_2024_B.htm">Questions 48 53-55</a> <a href="http://www.kentchemistry.com/RegentsExams/regents_jun_2024_C.htm">Questions 49 56-58</a> <a href="http://www.kentchemistry.com/RegentsExams/regents_jun_2024_D.htm">Questions 50 59-60</a> <a href="http://www.kentchemistry.com/RegentsExams/regents_jun_2024_E.htm">Questions 51 61-62</a> <a href="http://www.kentchemistry.com/RegentsExams/regents_jun_2024_F.htm">Questions 52 63-65</a> <a href="http://www.kentchemistry.com/RegentsExams/regents_jun_2024_G.htm">Questions 53 66-69</a> <a href="http://www.kentchemistry.com/RegentsExams/regents_jun_2024_H.htm">Questions 54 70-73</a> <a href="http://www.kentchemistry.com/RegentsExams/regents_jun_2024_I.htm">Questions 55 74-77</a> <a href="http://www.kentchemistry.com/RegentsExams/regents_jun_2024_J.htm">Questions 56 78-81</a> <a href="http://www.kentchemistry.com/RegentsExams/regents_jun_2024_K.htm">Questions 57 82-85</a> </font></p> 58 <p align="center"><font size="4"> </font></p> 59 </td> 60 </tr> 61 </tbody> 62 </table> 63 <p align="center"> <font face="Times New Roman" size="6"><font size="5" 64 65 color="#FFFFFF"><a href="http://www.kentchemistry.com/RegentsExams/regentsexams.htm">Other 66 Regents Exams </a></font> </font></p> 67 <table width="100%" cellspacing="1" border="2"> 68 <tbody> 69 <tr> 70 <td colspan="4" width="100%"> 71 <p align="center"> 72
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80</p></td> 81 </tr> 82 <tr> 83 <td width="53%"> 84 <p align="center"><font size="7">Questions</font> </p> 85 </td> 86 <td align="center" width="6%"><font size="6">Answer</font></td> 87 <td align="center" width="5%"><font size="6">Links</font></td> 88 <td width="36%"> 89 <p align="center"><font size="6">Explanations</font></p> 90 </td> 91 </tr> 92 <tr> 93 <td width="53%"> 94 1.Which description of the atom is based on the results of the gold 95 foil experiment in the early 1900s?<br> 96 <br> 97 1 Atoms are small, dense, indivisible spheres.<br> 98 2 Atoms are composed of protons, electrons, and neutrons.<br> 99 3 Atoms have small, dense, positively charged nuclei.<br> 100 4 Atoms have electrons with wavelike properties.</td> 101 <td align="center" width="6%"><font size="5">3</font></td> 102 <td align="center" width="5%"> </td> 103 <td width="36%">Rutherford's gold foil experiment<p>atoms have a 104 positive nucleus, mostly empty space</td> 105 </tr> 106 <tr> 107 <td width="53%">2. According to the electron cloud model, which term 108 is defined as the most probable location of an electron in an atom?<br> 109 <br> 110 1 Configuration<br> 111 2 Nucleus<br> 112 3 Orbital<br> 113 4 Spectrum<br> 114 </td> 115 <td align="center" width="6%"><font size="5">3</font></td> 116 <td align="center" width="5%"> </td> 117 <td width="36%">orbitals- where electron live</td> 118 </tr> 119 <tr> 120 <td width="53%"> 121 3. Which change occurs when an electron returns from a higher energy 122 state to a lower energy state?<br> 123 <br> 124 1 An ionic compound is formed, and energy is emitted.<br> 125 2 An ionic compound is formed, and energy is absorbed.<br> 126 3 A specific amount of energy is absorbed.<br> 127 4 A specific amount of energy is emitted.<br> 128 </td> 129 <td align="center" width="6%"><font size="5">4</font></td> 130 <td align="center" width="5%"> </td> 131 <td width="36%">electron loses potential energy</td> 132 </tr> 133 <tr> 134 <td colspan="4" height="24" width="100%"> 135 <p align="center"> 136
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144</p></td> 145 </tr> 146 <tr> 147 <td width="53%"> 148 4. Which phrase describes the different isotopes of an element?<p>1 149 Same number of electrons and a different number of protons.<br> 150 2 Same number of protons and a different number of electrons.<br> 151 3 Same number of protons and a different number of neutrons.<br> 152 4 Same number of neutrons and a different number of protons.<br> 153 </td> 154 <td align="center" width="6%"><font size="5">3</font></td> 155 <td align="center" width="5%"> </td> 156 <td width="36%">definition of a isotope- on every regents<p>Same 157 number of protons and a different number of neutrons.</td> 158 </tr> 159 <tr> 160 <td width="53%">5. Which statement describes a chemical property of 161 sodium?<p>1 It is silver in color.<br> 162 2 It has a density of 0.97 g/cm³ at room temperature.<br> 163 3 It has atoms with an atomic radius of 160 pm.<br> 164 4 It is highly reactive with water.</td> 165 <td align="center" width="6%"><font size="5">4</font></td> 166 <td align="center" width="5%"> </td> 167 <td width="36%">Chemical- changes the substance into something 168 different</td> 169 </tr> 170 <tr> 171 <td colspan="4" width="100%"> 172 <p align="center"> 173
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181</p></td> 182 </tr> 183 </tbody> 184 </table> 185 <table width="100%" cellpadding="0" border="0"> 186 <tbody> 187 <tr> 188 <td align="center"> 189 <p style="color: rgb(0, 0, 0); font-family: Times New Roman; font-size: medium; font-style: normal; font-variant-ligatures: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: -webkit-center; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px; -webkit-text-stroke-width: 0px; text-decoration-thickness: initial; text-decoration-style: initial; text-decoration-color: initial; background-color: rgb(192, 192, 192)" 190 191 align="center"> <font size="4"> <a href="http://www.kentchemistry.com/RegentsExams/regents_jun_2024.htm"> 192 Questions 1-5</a> <a href="http://www.kentchemistry.com/RegentsExams/regents_jun_2024_6_10.htm">Questions 193 6-10</a> <a href="http://www.kentchemistry.com/RegentsExams/regents_jun_2024_11_15.htm">Questions 194 11-15</a> <a href="http://www.kentchemistry.com/RegentsExams/regents_jun_2024_16_20.htm">Questions 195 16-20</a> <a href="http://www.kentchemistry.com/RegentsExams/regents_jun_2024_21_25.htm">Questions 196 21-25</a> <a href="http://www.kentchemistry.com/RegentsExams/regents_jun_2024_26_30.htm">Questions 197 26-30</a> <a href="http://www.kentchemistry.com/RegentsExams/regents_jun_2024_31_35.htm">Questions 198 31-35</a> <a href="http://www.kentchemistry.com/RegentsExams/regents_jun_2024_36_40.htm">Questions 199 36-40</a> <a href="http://www.kentchemistry.com/RegentsExams/regents_jun_2024_41_45.htm">Questions 200 41-45</a> <a href="http://www.kentchemistry.com/RegentsExams/regents_jun_2024_46_50.htm">Questions 201 46-50</a></font></p> 202 <p style="color: rgb(0, 0, 0); font-family: Times New Roman; font-size: medium; font-style: normal; font-variant-ligatures: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: -webkit-center; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px; -webkit-text-stroke-width: 0px; text-decoration-thickness: initial; text-decoration-style: initial; text-decoration-color: initial; background-color: rgb(192, 192, 192)" 203 204 align="center"> <font size="4"> <a href="http://www.kentchemistry.com/RegentsExams/regents_jun_2024_A.htm"> 205 Questions 51-52</a> <a href="http://www.kentchemistry.com/RegentsExams/regents_jun_2024_B.htm">Questions 206 53-55</a> <a href="http://www.kentchemistry.com/RegentsExams/regents_jun_2024_C.htm">Questions 207 56-58</a> <a href="http://www.kentchemistry.com/RegentsExams/regents_jun_2024_D.htm">Questions 208 59-60</a> <a href="http://www.kentchemistry.com/RegentsExams/regents_jun_2024_E.htm">Questions 209 61-62</a> <a href="http://www.kentchemistry.com/RegentsExams/regents_jun_2024_F.htm">Questions 210 63-65</a> <a href="http://www.kentchemistry.com/RegentsExams/regents_jun_2024_G.htm">Questions 211 66-69</a> <a href="http://www.kentchemistry.com/RegentsExams/regents_jun_2024_H.htm">Questions 212 70-73</a> <a href="http://www.kentchemistry.com/RegentsExams/regents_jun_2024_I.htm">Questions 213 74-77</a> <a href="http://www.kentchemistry.com/RegentsExams/regents_jun_2024_J.htm">Questions 214 78-81</a> <a href="http://www.kentchemistry.com/RegentsExams/regents_jun_2024_K.htm">Questions 215 82-85</a> </font></p> 216 <p style="color: rgb(0, 0, 0); font-family: Times New Roman; font-size: medium; font-style: normal; font-variant-ligatures: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: -webkit-center; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px; -webkit-text-stroke-width: 0px; text-decoration-thickness: initial; text-decoration-style: initial; text-decoration-color: initial;
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