Question 5Students conducted a lab experiment toobserve the properties of four elements.The results of their observations aresummarized in the table below. Based onthe information, Sample 3 would be bestclassified as a(n) –Element PropertiesSampleMalleableDuctileReactiveElectricalConductivity1.yesyesyeshighyesyesyeslow3negligiblenonoyes4highnononoO alkali metalO halogen non-metalnoble gasO transition metal Question 6Groups on the Periodic Table containelements with similar chemical propertiesbecause-they have the same number of valenceelectronsthey contain similar amounts of energytheir preference is to have full or emptyvalence shellsthey have the same numbers of isotopes

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Question 5 Students conducted a lab experiment to observe the properties of four elements. The results of their observations are summarized in the table below. Based on the information, Sample 3 would be best classified as a(n) – Element Properties Sample Malleable Ductile Reactive Electrical Conductivity 1 yes yes yes high yes yes yes low yes negligible no no 4 high no no no alkali metal O halogen non-metal O noble gas transition metal

Question 5 Students conducted a lab experiment to observe the properties of four elements. The results of their observations are summarized in the table below. Based on the information, Sample 3 would be best classified as a(n) – Element Properties Sample Malleable Ductile Reactive Electrical Conductivity 1 yes yes yes high yes yes yes low yes negligible no no 4 high no no no alkali metal O halogen non-metal O noble gas transition metal

Chemistry

10th Edition

ISBN:9781305957404

Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Chapter1: Chemical Foundations

Section: Chapter Questions

Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...

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MEASUREMENT AND MATTER Organization of the Periodic Table Read each description in the first column of the table below. If any chemical element with atomic number of 92 or less matches the description, check Yes and enter the chemical symbol of an element that matches. Otherwise check No in the second column. description An element in Period 1 and Group 8A. A metalloid in Group 4A. An alkali metal with a lower atomic number than nitrogen. A main-group element in Period 6. Does any element with Z≤ 92 match the description? Yes Yes Yes Yes No No O No No If you checked yes, give the symbol of an element with Z ≤ 92 that matches. X 0/5 Ś Sabrina
3 Complete the following table for the elements that are listed. If you have a full display of elements, check to see if your predictions are correct. Element Metal/Metalloid/ Prediction: Shiny/Dull Correct? Yes/No Nonmetal Chromium Shiny Yes Gold M Shiny Yes Lead M Shiny Yes Cadmium M Shiny Yes Silicon ML Shiny Yes C. The Atom Symbol of Element Name of Atomic Mass Protons Neutrons Electrons Element Number Number Iron 30 Aluminum 14 Potassium 20 Bromine 45 Gold 118
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What is the chemical formula for the compound formed between iron(II) and chlorine? chemical formula: What is the chemical formula for the compound formed between iron(II) and selenium? chemical formula: MAR 29 图 MacBook Air 80 DII DD F3 F4 F6 F7 F8 F9 F10 # $ & 3 4 7 8 R Y U O P { F H J K C V M V * 00
esc = O MEASUREMENT AND MATTER Organization of the Periodic Table Read each description in the first column of the table below. If any chemical element with atomic number of 92 or less matches the description, check Yes and enter the chemical symbol of an element that matches. Otherwise check No in the second column. An element in Period 4 and Group 1A. A nonmetal in Group 7A. An alkaline earth metal with a lower atomic number than tin. L 1 description A main-group element in Period 2. Explanation Ö F1 Q 2 W Check # 3 20 F3 E Does any element with ZS 92 match the description? Yes O Yes O Yes O Yes $ 4 F4 O No O No O No O No R % 5 If you checked yes, give the symbol of an element with Z ≤ 92 that matches. X F5 T 0 0 MacBook Air ^ Ś 6 F6 Y & 7 F7 Ⓒ2022 McGraw Hill LLC. All Rights Reserved. Terms of Use | Privacy Center | Accessibility * 8 FB 9 19 0 1/5 P -
Atom/ion Hydrogen atom (H) Oxide ion (0²-) Hydrogen ion (H+) Nitrogen atom (N) Nitride ion (N³-) Sodium atom (Na) Sodium ion (Na+) Number of protons 1 8 7 9 4 16 Positive charge +1 +8 +7 Number of electrons 1 10 10 2 Negative charge -1 -10 Overall charge of atom or ion 0 2- 2-