Read each description in the first column of the table below. If any chemical element with atomic number of 92 or less matches th enter the chemical symbol of an element that matches. Otherwise check No in the second column. description An element in Period 1 and Group 7A. A metalloid in Group 8A. An element in the nitrogen family with a higher atomic number than tellurium. A main-group element in Period 2. Does any element with Z ≤ 92 match the description? Yes Yes Yes Yes No No No O No If you checked yes, give the symbol of an element with Z ≤ 92 that matches. X 0 S

Which element has 52 protons? O Boron (Z x A = 52) O Chlorine (Z + A = 52) O Tellurium (Z = 52) O Chromium (A = 52) %3D MacBook Pro

C Clev X 6 21-2 X O Quiz x M Inbo X M Miss x S All at x S Scho x S Stud x nble schoology.com/attachment/2000253919/docviewer 158% O I All about the Periodic Table Worksheet True or False. True False Elements of the same group have simīlar physical and chemical properties. There are more nonmetallic elements than metallic elements. The reactivity of the alkali metals increases going down the group. Fluorine, iodine, and chlorine have similar physical and chemical properties. Calcium is a member of the alkaline earth family. Iron belongs to the alkali metal family. Radon belongs to the halogen family. Platinum is in the group metals and in the subgroup transition metals. An atom of oxygen has more valence electrons than lithium. An atom of aluminum has 5 valence electrons in its outer most energy shell. Helium has 8 valence electrons. A horizontal row is known as a period on the periodic table. Group 15 can also be expressed as group 5A. Metalloids have properties of both metals and…

Does any element with ZS 92 match the description? If you checked yes, give the symbol of an element with Z S 92 description that matches. An element in Period 4 and Group 3A. O Yes O No A metalloid in Group 5A. O Yes O No A halogen with a higher atomic number than silicon. O Yes O No A main-group element in Period 2. O Yes O No O