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Acids and Bases Quiz

"Acids and Bases" Module

Visionlearning - an interactive practice exercise.

(1) A hydrogen ion, H+, is the same as a(n):

	(a) electron
	(b) hydroxide ion
	(c) neutron
	(d) proton

(2) Acidic foods can be identified by what taste?

	(a) bitter
	(b) salty
	(c) sour
	(d) sweet

(3) OH- is called the:

	(a) hydrate ion
	(b) hydrogen ion
	(c) hydronium ion
	(d) hydroxide ion

(4) Acids increase the concentration of what in water?

	(a) H+ ions
	(b) hydrate ions
	(c) hydroxide ions
	(d) OH- ions

(5) A beaker full of acid is added to a beaker full of base. The pH of the base will:

	(a) change constantly
	(b) decrease
	(c) increase
	(d) stay the same

(6) A solution with a pH of 11 has a H+ concentration of:

	(a) 1 x 10^-11 moles/liter
	(b) 1 x 10^-3 moles/liter
	(c) 1 x 10¹¹ moles/liter
	(d) 1 x 10³ moles/liter

(7) Which substance has the lowest pH?

	(a) lemon juice
	(b) milk
	(c) NaOH
	(d) pure water

(8) An unknown substance is added to a solution and the pH increases. The substance is:

	(a) acidic
	(b) basic
	(c) solvent
	(d) sweet

(9) What is the concentration of H+ in pure water?

	(a) 1 x 10^-13 moles/liter
	(b) 1 x 10^-14 moles/liter
	(c) 1 x 10^-7 moles/liter
	(d) 1 x 10⁷ moles/liter

(10) Bases can be referred to as:

	(a) none of the choices
	(b) proton accepters
	(c) proton donors
	(d) protons

External Resources

Understanding Acid-Base (Understanding Acid Base (Abelow))

Acid-Base Balance

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Quotes

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-Eden Phillpotts, 1862-1960

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