Learn Acids, Bases And Salts! thumbnail
Learn Acids, Bases And Salts! thumbnail

Learn Acids, Bases And Salts!

6th - 12th grades
Played 23 times
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Preview (25 questions)
1 Question
30 másodperce
Q.

Scientists use something called a __________ to measure how acidic or basic a liquid is.


Measuring tape

pH scale

Acidometer

2 Question
30 másodperce
Q.

Acids with a low pH of around 1 are very reactive and can be dangerous.


True

False

3 Question
30 másodperce
Q.

Which of the following is an example of a basic salt?


Silicone

Sodium bicarbonate

Calcium oxide

4 Question
30 másodperce
Q.

Acids and bases can help neutralize each other.


True

False

5 Question
30 másodperce
Q.

Acids turn litmus paper red, bases turn it __________.


Yellow

Blue

Does not change 

6 Question
30 másodperce
Q.

Strong bases _________ slippery and slimy feeling.


Can be

Cannot be

7 Question
30 másodperce
Q.

Acids taste sour, bases taste _________.


Sweet

Spicy

Bitter

8 Question
30 másodperce
Q.

Proteins are made up of __________ acids.


Neuro

Amino

Rectum 

9 Question
30 másodperce
Q.

Vitamin C is also an acid called _________ acid.


Ascorbic

Fury

Lactic

10 Question
30 másodperce
Q.

Does Ammonia is a base chemical?


Yes

No

11 Question
30 másodperce
Q.

Our pancreas uses a base called an ________ to help with digestion.


Carbon

Limestone

Alkali

12 Question
30 másodperce
Q.

A strong acid or strong base completely dissociates into its ________ in water.


Balance

Ions

Taste

13 Question
30 másodperce
Q.

___________ is a paper treated with an extract from a certain lichen that changes color according to pH.


pH paper

Tissue paper

Litmus paper

14 Question
30 másodperce
Q.

A __________ chemical won't change the paper's color.


Acidic

Neutral

Basic

15 Question
30 másodperce
Q.

If a litmus paper changes into red, then it is a _________.


Acid

Base

Neutral

16 Question
30 másodperce
Q.

Acids and bases react with each other in what is called a ___________ reaction.


Acidalization

Laxtolization

Neutralization

17 Question
30 másodperce
Q.

The anion in the salt is the conjugate base of a weak acid.


True

False

18 Question
30 másodperce
Q.

Basic salts, when they dissolve in water, they react with water to yield a solution with pH _________ than 7.0.


Lesser

Greater

19 Question
30 másodperce
Q.

This type of salts is capable of dissociating in water.


Charcoal

Hydrolyzable

Oxygen

20 Question
30 másodperce
Q.

Examples of anions with an acidic proton is _________.


Bisulfate

Bicarbonate

Lactogen

21 Question
30 másodperce
Q.

What type of acid is present in tamarind?


Lactic acid

Amino acid

Tartaric acid

22 Question
30 másodperce
Q.

_________ are the product of a neutralization reaction.


Salts

Base

Acid

23 Question
30 másodperce
Q.

In a reaction between an acid and a metal, salt is produced along with ___________.


Nitrogen

Oxygen

Hydrogen

24 Question
30 másodperce
Q.

Complete the equation:

NaHCO3 + HCl ⎯→ NaCl + _______ + CO2


H2O

C2

O2

25 Question
30 másodperce
Q.

When the salt is of strong acid and weak base, what is the nature of the salt solution?


Basic

Acidic

Neutral