📚 Quiz Subject: Science — Preparatory 1
Public Quiz: Unit 1 : Chemical Substances (Science) - Preparatory 1
Question of
Question 1
Which property distinguishes metals from nonmetals in terms of heat transfer?
Question 2
What happens to the concentration of hydroxide ions (OH-) as a solution becomes more alkaline?
Question 3
Which type of salt solution will have a pH value less than 7?
Question 4
Milk of magnesia, containing magnesium hydroxide, is used to neutralize gastric acidity.
Question 5
Which nonmetal oxide is described as dissolving in water to form sulphuric acid (H₂SO₄)?
Question 6
Which of the following salts is generally considered insoluble or sparingly soluble in water?
Question 7
What type of statue is mentioned at the entrance of Qasr El-Nile bridge?
Question 8
Molten salts conduct electricity.
Question 9
All metals are solids at room temperature.
Question 10
How does the strength of an alkaline solution change as its pH value increases?
Question 11
When an acid reacts with an alkali, water is always one of the products formed.
Question 12
What acid accumulates in muscles and causes cramps when oxygen is lacking?
Question 13
Which of the following is a characteristic property of strong acids?
Question 14
What is another term used to describe an ion composed of more than one atom of more than one element?
Question 15