2689681
Question 1
Question
What is meant by Amphoteric?
Answer
-
A molecule or ion that can react as an acid and a base.
-
Able to breathe both in water and on land.
-
A substance with pH < 7
Question 2
Question
Acids react with metals to form salts
Answer
- True
- False
Question 3
Question
What kind of Indicator turns yellow in alkali?
Answer
-
Litmus
-
Phenolpthalein
-
Methyl orange
Question 4
Question
pH value for a strong acid?
Answer
-
1-2
-
12-14
-
7
Question 5
Question
Which of these is NOT an example of a base
Answer
-
Metal oxides
-
Hydroxides
-
Nitrates
-
Ammonia
Question 6
Question
Bases neutralise acids, forming a ______ and ______
Answer
-
Salt, Water
-
Salt, Hydrogen
-
Salt, Oxygen
Question 7
Question
Reacting a base with an ammonium compound (an example of a base reaction) gives ammonia as a product as well as salt and water
Answer
- True
- False
Want to create your own Quizzes for free with GoConqr? Learn more.