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College Analytical Methods
Which of the following is a replaceable ion for the cation exchanger?
  1. Hydrogen ion
  2. Chloride ion
  3. Hydroxice ion
  4. Nitrate ion
Grade 8 Chemistry
Grade 9 Atomic Structure
Grade 9 Atomic Structure

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

The charge on an ion is the same as the                  of that ion.
  1. binary compound
  2. oxidation number
  3. polyatomic ion
  4. hydrate
Grade 10 Bonds and Mixing
A student makes an aqueous solution of sodium hydroxide. Which statement correctly identifies the two ions present in the solute of this mixture?
  1. The sodium ion is negative, and the hydroxide ion is positive.
  2. The sodium ion is positive, and the hydroxide ion is negative.
  3. The sodium ion is positive, and the hydroxide ion is positive.
  4. The sodium ion is negative, and the hydroxide ion is negative.
Grade 11 Atomic Structure
What is a cation?
  1. negative charged ions
  2. a cat and an ion
  3. positive charged ions
Grade 9 Molecules and Compounds
C2O2-4 is named
  1. oxalate.
  2. peroxide.
  3. hydroxide.
  4. carbonate.
Grade 10 Periodic Table and Elements
Particles that consist of unbonded atoms are called
  1. polyatomic ions.
  2. monatomic ions.
  3. allotropes.
Grade 8 Atomic Structure
If an atom loses an electron, it becomes
  1. a positive ion.
  2. a negative ion.
  3. neutral.
Grade 10 Acids and Bases
When NaOH and H2SO4 react, which parts of each compound form water in the neutralization reaction?
  1. The hydrogen ion in the acid and an oxygen ion in the base
  2. The hydrogen ion in the acid and the metal in the base
  3. The hydrogen ion in the acid and the hydroxide ion in the base
  4. The hydroxide ion in the base and the nonmetals in the acid
Grade 8 Bonds and Mixing
An ionic bond is the attraction between                        .
  1. similarly charged ions
  2. oppositely charged ions
  3. neutral ions
  4. neutral atoms
Grade 9 Atomic Structure
Grade 10 Acids and Bases
Grade 6 Acids and Bases
Grade 9 Acids and Bases
Grade 9 Molecules and Compounds
HCO-3 is named
  1. chlorite.
  2. chlorate.
  3. hydrogen sulfate.
  4. hydrogen carbonate.
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