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Activity 2.3

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Activity 2.3

  1. 1. Name: _____________________________________ Group: ______________<br />Date: ____________________ LN: __________________<br />Activity II.3<br />Characteristics of Elements<br />Why is Co the symbol for cobalt, not CO?<br />Which of the following symbols is correct? Write the correct symbol if needed<br />Copper = Cp d. Flourine =Fl<br />Iron = Fe e. Lead = PB<br />Potassium = P f. Gold =Au<br />Give the symbol and name of the elements found in the following group and period of the P.T<br />Group 2A Period 3 c. Group 7A Period 4<br />Group 3A Period 3 d. Group 16 Period 2<br />Give the group and period # for the following elements:<br />Potassium<br />Carbon<br />Phosphorus<br />Neon<br />Write the name of 2 elements that are in the following group<br />Halogens<br />Alkali Metals<br />Noble Gases<br />Alkaline Earth<br />Classify the following trace elements found in our body as metal or nonmetal<br />Zinc<br />Mangnese<br />Copper<br />Cobalt<br />Iodine<br />Selenium<br />Write the name and symbol of the elements with the following atomic number<br />10<br />26<br />83<br />54<br />22<br />48<br />

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