Acids, Bases & Salts

An acid 

• Formed from joining positive and negative ions
• increases OH ions
• forms a salt and water
• increases H2O ions

Tags

NGSS.MS-PS1-1

Bases

• formed from joining positive and negative ions
• increase OH ions
• forms a salt and water
• increases H2O ions

Salts

• formed from joining positive and negative ions
• increase OH ions
• forms a salt and water
• increases H2O ions

Tags

NGSS.MS-PS1-1

Neutralization reactions

• formed from joining positive and negative ions 
• increases OH ions
• froms a salt and water
• increases H2O ions

Tags

NGSS.MS-PS1-5

Which of the following is a chemical property of a base

• a slippery feel
• conducts an electric current
• turns red litmus paper blue
• forms hydronium ions in water

Which of the following is a salt: ammonia or sodium chloride?

• ammonia 
• sodium chloride

Most foods are 

• Acid
• Basic
• Neutral
• salts

The difference between a strong and weak acid is: 

• Strong acids stay intact in water weak acids don't 
• Strong acids are slippery weak acids aren't
• Strong acids break apart in water. Weak acids stay intact
• Weak acids break apart in water most of the time, strong acids do all of the time. 

A salt is formed when nitric acid combines with sodium hydroxide. What are present in the salt that forms?

• Sodium chloride
• sodium ions and nitrate ions
• only sodium ions
• only nitrate ions

Tags

NGSS.MS-PS1-1

Pickles form by soaking in an acid. What are some properties of pickles

• Conducts electricity, bitter, turns litmus blue
• Slippery, sour, turns litmus blue
• Slippery, bitter, turns litmus blue
• Sour, turns litmus red, can conduct electricity