AnswersSY2026-27 - 2003340 Chemistry 1 Sem 2 CRWriting and Balancing Chemical Equations

Properties of Acids and Bases Answers

0 verified answers1 views
1
Free Preview

Which is a characteristic of a strong base?

A
It turns pink phenolphthalein colorless.
B
It turns blue litmus paper red.
C
It releases H+ ions into a solution.
D
It removes H+ ions from solution.
2
Free Preview

Which of these substances contributes to soap’s slippery texture?

A
an acid
B
a base
C
carbonate
D
water
3

The main active components of bleach and many other household cleaners are

A
salts.
B
neutral.
C
acids.
D
bases.
4

H2CO3 is used in soft drinks. What is the name of this compound?

A
sulfuric acid
B
carbonic acid
C
tartaric acid
D
hydrochloric acid
5

Which statement would indicate the presence of an acid?

A
It tastes bitter..
B
It does not react with active metals.
C
It reacts with active metals to form a gas.
D
It does not change the color of litmus paper
6

Look at the reaction below.Which substance is the base in the reaction?

Question illustration
A
2H2O (l)
B
H2SO4 (aq)
C
CaSO4 (aq)
D
Ca(OH)2 (aq)
7

Which pair of substances would most likely result in the production of a solid when reacting with a base?

A
litmus and phenolphthalein
B
soluble metal salt and carbon dioxide
C
acids and water
D
hydrogen ions and soaps
8

H2SO4 is added to a large beaker of water. How is the solution different from the original water?

A
The solution turns blue litmus to red.
B
The solution turns phenolphthalein pink.
C
The solution has fewer hydrogen ions.
D
The solution has more hydroxide ions.
9

Which compound plays an important role in leather processing and electroplating?

A
nitric acid
B
hydrochloric acid
C
ammonia
D
magnesium hydroxide
10

When does phenolphthalein turn pink?

A
in the presence of a base
B
in the presence of an acid
C
when it is in a neutral solution
D
when it is reacting with a metal

Did you find these answers helpful?

Properties of Acids and Bases Answers —…