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Ninth Grade (Grade 9) Molecules and Compounds Questions

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Grade 9 Molecules and Compounds
Grade 9 Molecules and Compounds
Grade 9 Molecules and Compounds
Grade 9 Molecules and Compounds

This question is a part of a group with common instructions. View group »

[math]NH_4^+[/math] is named
  1. cyanide.
  2. hydroxide.
  3. hydronium.
  4. ammonium.
Grade 9 Molecules and Compounds
Grade 9 Molecules and Compounds
Grade 9 Molecules and Compounds
A compound contains two or more
  1. elements physically combined.
  2. simple substances.
  3. elements chemically combined.
  4. nuclei combined with electrons.
Grade 9 Molecules and Compounds
A single water molecule is held together by what kind of bonds?
  1. polar covalent bonds
  2. nonpolar covalent bonds
  3. hydrogen bonds
  4. ionic bonds
Grade 9 Molecules and Compounds
Select two options from the following list that qualify as types of pure substances.
  1. a substance
  2. an atom
  3. an element
  4. a particle
  5. matter
  6. a compound
Grade 9 Molecules and Compounds
Grade 9 Molecules and Compounds
Grade 9 Molecules and Compounds
[math]O_2^(2-[/math] is named
  1. oxalate.
  2. peroxide.
  3. hydroxide.
  4. hydronium.
Grade 9 Molecules and Compounds
Which of these represents a formula for a chemical compound?
  1. [math]H[/math]
  2. [math]C[/math]
  3. [math]H_2O[/math]
  4. [math]P[/math]
Grade 9 Molecules and Compounds
[math]HCO_3^-[/math] is named
  1. chlorite.
  2. chlorate.
  3. hydrogen sulfate.
  4. hydrogen carbonate.
Grade 9 Molecules and Compounds
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