Question

is incorreer? all s area eleseis erand e are metals b, all p area elements are nonmetals 29) Which of the following statements concerning metals and all d area elements are d. all farea elements are metals 3o) Which of the following electron configurations corresponds to an el periodie table as the element whose electron configuration 112 a. 1s32s 2p 3D How many valence electrons are present in an atom of vanadium? PLACE ANSWER HERE 32) Define the octet rule. ANSWER ON ATTACHED SHEETS 33) Why do the alkaline carth metals form cations instead of ANSWER ON ATTACHED SHEETS 34) Which of the following statements is not true about cations? a. they form from neutral atoms having more than f our valence electrons y form from neutral atoms in groups IA, nA, and mA e. they are smaler than the neutral atoms they form from e, they form when neutral atoms gain electrons I, more than one of the statements above is not true about cations have a positive charge 35) Construct an orbital diagram for an atom of the metalloid found in the fourth period having five valence electrons. ANSWER ON ATTACHED SHEETS 36) Consider the three individual ions (one cation and two anions) that come together to form the compound ferrous chloride. How many total electrons does the cation have? PLACE ANSWER HERE 37) Which of the compound formulas below is incorrecr? a. NaBr b. Al2S3 c. MgO d. Cs2C e. Li20 38) Which of the compound formulas below is correct? a. Als(CO3)2 d. K4(SO4) e. (NH4):02 c. Ca3(PO4)2 TAKE HOME QUIZ # 2A CHEM 121 FLOMERS

Answer 1

29. Option b is incorrect because all p-block elements are not non metals. As we go down the group metallic property increases. Al, GA, Pb, Sn are the example of p block metals.