U2-LM1B-WorkSheet - Periodic Table

[Pages:2]U2-LM1B-WorkSheet - Periodic Table

1. The law that states that the properties of the elements are periodic functions of their atomic number is ___th_e_p_e_r_io_d_ic_l_a_w___________.

2. Elements in the periodic table are arranged in order of increasing __a_t_om__ic_n_u_m__b_er____.

3. In the periodic table, each horizontal row is referred to as ___a_p_er_i_od___ On the other hand, each vertical column is called a __a_g_r_ou_p______ or ____a_fa_m__ily______.

4. In a ___a_g_r_o_up_______ or _____a_f_a_m_i_ly_____elements have similar properties.

5. The elements of Group IA in the periodic table, except hydrogen, belong to the _a_lk_a_li_m__et_a_ls family, while the elements of Group IIA belong to the __al_k_a_li_ne__ea_r_th__m_e_ta_l_s ______family.

6. The following elements: F, Cl, Br, and I belong to the ___h_a_l_og_e_n____ family; they all exist as ____di_a_to_m__ic_________ molecules in their most stable form.

7. The elements in Group 18 (8A) are part of the _____n_o_b_le_g_a_s_se_s____ family.

8. The periodic table is also divided into blocks that include the metals and the nonmetals. Metals exist on the _____le_ft________ side of the periodic table. Nonmetals exist on the __r_i_gh_t_______ side of the periodic table.

9. Except for _______m_e_r_c_u_ry__________all metals are solids at room temperature.

10. The non-metal that is a liquid at room temperature is _____b_r_om__in_e_________.

11. The nonmetal that is not a good heat insulator is _______c_ar_b_o_n____________. - in the form of diamond

12. Except for ______ca_r_b_o_n_________ nonmetals have poor electrical conductivity.

- in the form of graphite

13. The elements with properties intermediate between metals and nonmetals are known as _m_e_ta_l_lo_id_s_____ or _s_e_m_i_-m__et_a_ls_____. Three elements of this type are _B_,_S_i,_G_e_,_A_s_, _Sb_,, _T_e,__________ and ___P_o________.

14. Elements in the A groups are called ____re_p_r_es_e_n_ta_t_iv_e_____elements.

15. Elements in the B groups are known as the __tr_a_n_si_ti_o_n_m_e_ta_l___elements.

16. Write down the name of the element represented each symbol:

Al Aluminum Sn Tin F Fluorine Br Bromine O Oxygen He Helium

Au Gold Si Silicon Fe Iron B Boron P Phosphorous Mg Magnesium

Ar Argon Hg Mercury K Potassium Ba Barium Xe Xenon Mn Manganese

17. Write down the symbol of each of the following elements:

nickel Ni silver Ag selenium Se strontium Sr sulfur S

nitrogen N lead Pb tungsten W neon Ne zinc Zn

lithium Li antimony Sb rubidium Rb sodium Na arsenic As

18. Under the name of each element, write its symbol:

Calcium, carbon, copper, chromium, cobalt, chlorine, cesium, cadmium

Ca

C

Cu

Cr

Co

Cl

Cs

Cd

19. There are seven elements that exist in nature as diatomic molecules. Please list them here with their elemental name and in symbolic form. Hydrogen H2, Nitrogen N2, Oxygen O2, Fluorine F2, Chlorine Cl2, Bromine Br2, Iodine I2

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