Acids ,Bases and Salts
Authored by BTS Forever
Science
7th Grade
Used 26+ times
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17 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is mineral acid?
Produced from chemical substances
Occur naturally
Change color
Oxalic
2.
FILL IN THE BLANKS QUESTION
1 min • 1 pt
WHAT IS AN ACIDIC SUBSTANCE
(a)
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is organic acid?
Occur naturally
Sulphuric acid
Malic acid
nitric acid
4.
FILL IN THE BLANKS QUESTION
1 min • 1 pt
WHAT IS SULPHURIC ACID CALLED?
(a)
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is a strong base?
solution producing high concentration of hydroxyl ions (OH-) .
solution producing high concentration of hydroxyl ions (OH-) .
solution producing high concentration of hydrogen ions(H+).
Solution producing a low concentration of hydrogen ions.
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is Alkalis?
bases that are not soluble in water
They are composed of carbon and hydrogen atoms.
bases That dissolve in water
derived from one or more mineral compounds
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
WHAT ARE INDICATORS?
Indicators are the substances which when added in a solution show a change in colour, indicating whether it is an acidic or basic solution.
Indicators are sour in taste.
Indicators are bitter in taste.
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