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Science Test 4/19/16

This is to help you study for the science test on Tuesday the 19th of April

QuestionAnswer
What type or types of matter are Acids? Compounds
What is the taste of an acid? Sour
What do acids react with? Metals, carbonates, bases, and indicators
What happens to blue litmus paper when in the presence of an acid? It turns red
what does corrosive mean? Eating away at other materials
What type of ion makes acid reactive? Hydrogen ion or H+
What does a hydrogen ion look like? An atom of hydrogen that lost its electron or a proton
What is the taste of a base? Bitter
How a base react with red litmus paper? It turns it blue
How do bases and acids differ in water solutions? Acid forms a hydrogen ion and a base forms a hydroxide ion
What ion do bases form in water? Hydroxide or OH-
What ion do acids form in water? Hydrogen or H+
The concentration of hydrogen ions is measured on what? The pH scale
What will a strong acid have that a weak acid won't? A low pH
What is the reaction called between an acid and a base? Neutralization
What is the process of breaking down large food molecules into smaller ones called? Chemical digestion
What are the products of neutralization reaction? Water and salt
What does a hydroxide ion look like? OH-
What is the universal solvent? Water
What is the charge and mass of a proton? + charge and mass of 1
What is the charge and mass of a neutron? 0 charge and mass of 1
What numbers do acids range from? 0, 1, 2, 3, 4, 5, and 6
What numbers to bases range from? 8, 9, 10, 11, 12, 13 and 14
What number is neutral? 7
Is water neutral? Yes
What is water's pH? 7
What number is the strongest acid? 0
What number is the strongest base? 14
If a substance has a pH of 13 what would it be classified as? Strong Base
If a substance has a pH of 6 what would it be classified as? Weak acid
If a substance has a pH of 7 what would it be classified as? Neutral
Created by: LaxyLucy7