1) An ionic compound is always created between: a) a metal and another metal b) a metal and a nonmetal c) only nonmetals 2) In the ionic compound RbF, which ion gains electrons? a) F b) Rb 3) In the ionic compound NaCl, which ion is positively charged? a) Na b) Cl 4) Name this ionic compound: CaCl2 a) calcium chlorine b) calcium dichloride c) calcium chloride 5) Name this ionic compound: KI a) potassium iodine b) potassium iodide 6) Which answer correctly depicts the formation of an Al ion? a) Al + 1e- --> Al- b) Al --> Al+ + 1e- c) Al + 3e- --> Al3+ d) Al --> Al3+ + 3e- e) Al + 3e- --> Al3- 7) Which answer correctly depicts the formation of a S ion? a) S + 2e- --> S2- b) S - 2e- --> S2+ c) S --> S2-  + 2e- d) S --> S2+ + 2e- 8) Which of the following is false regarding ionic compound properties? a) Form salts or crystals b) High melting points and boiling points c) Good conductors of electricity in solid form d) Good conductors of electricity in liquid form or when dissolved in water e) hard and brittle f) composed of metals and nonmetals

Ionic compounds

さんの投稿です
印刷
埋め込み

リーダーボード

表示スタイル

オプション

テンプレートを切り替える

自動保存: を復元しますか?