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Write the formula for each of the following polyatomic
ions:
a. the sulfate ion b. the nitrate ion
Step by step
Solved in 2 steps
- Read the following statements. Encircle the letter of the correct answer. 1. A covalent bond consists of A. a shared proton B. a shared electrons pair C. two different ions D. an octet of electrons 2. The only property listed that is NOT a characteristic of ionic compounds is A. high melting point B. hardness C. lack of crystal structure D. good conductor of heat 3. Which of the following is a characteristic property of ionic compounds? A. They have low melting points. B. they have low boiling points. C. they form hard, brittle crystals with characteristic shapes. D. they contain no charged particles 4. A chemical bond formed when two atoms share electrons is called a_. A. ionic bond B. covalent bond 5. Which is a property shared by most covalent compounds? C. crystal bond D. polyatomic bond A. high boiling point B. high melting point C. low melting point D. good conductor of heat 6. What elements generally make a covalent bond? A. metal to metal C. non-metal to non-metal B. metal to…Write the formula for each of the following polyatomicions:a. the phosphate ion b. the cyanide ion23. Write formulas and names for compounds formed from the following metal ions and polyatomic ions. a. Calcium ion and the sulfate ion b. The copper (I) ion and phosphate ion c. The sodium ion and the carbonate ion d. The ammonium ion and the nitrate ion
- Write the chemical formula of the following. A. Calcium chloride B. Calcium chlorateWrite the formula for each of the following monatomicions:a. the calcium ion b. the chromium(VI) ionWrite the symbols for the ions, and the correct formula for the ionic compound that would form when each of the following react. a. Calcium and Oxygen b. Magnesium and Phosphorus
- Explain why the formula CH3CH2CH3 cannot mean: CHHHCHHCHHHWrite formulas as appropriate for each of the following ionic compounds. a. Copper(II) bicarbonate b. Sodium nitrateChapter 4 Worksheet Answer the following questions. Be sure to check your spelling. In ionic compounds, positively charged a. metals, anions b. nonmetals, cations c. metals, polyatomic ions d. nonmetals, anions e. metals, cations A) lose their valence electrons to become An ionic compound a. has a net positive charge. b. has a net negative charge. c. contains only cations. d. contains only anions. e. has a net charge of zero. 3) Which of the following compounds contains an ionic bond? a. NH3 b. H2О с. СаО d. H2 A group of covalently bonded atoms that has an overall electrical charge is called a(n) a. ionic compound. b. anion c. polyatomic ion. d. cation. e. molecule. In a molecule with covalent bonding, a. oppositely charged ions are held together by strong electrical attractions. b. atoms of metals form bonds to atoms of nonmetals. c. atoms of different metals form bonds. d. atoms are held together by sharing electrons. 10
- When sodium chloride dissolves in water, how do the water molecules orient around the ions? Select one: a. Water molecules are randomly oriented around the ions. b. Around sodium the oxygen atoms point toward the sodium, and around chloride the hydrogen atoms point toward the chloride. c. Around sodium the hydrogen atoms point toward the sodium, and around chloride the oxygen atoms point toward the chloride. d. The hydrogen atoms point toward both the sodium and the chloride. e. The oxygen atoms point toward both the sodium and the chloride.Write the symbol for the ion of each of the following:a. fluorine b. calciumc. sodium d. iodineWrite the correct formula for each of the following:a. silver cyanideb. ammonium chloride