MEDIUM
10th CBSE
IMPORTANT
Earn 100

The pH values of five solutions A,B,C,D and E are given below:
A 1
B 5
C 7
D 11
E 13
Which solution is (i) weakly alkaline (ii) neutral (iii) strongly acidic (iv) strongly alkaline, and (v) weakly acidic?

Important Questions on Acids, Bases And Salts

EASY
10th CBSE
IMPORTANT
Science for Tenth Class Part - 2 Chemistry>Chapter 2 - Acids, Bases And Salts>Questions Based on High Order Thinking Skills (HOTS)>Q 57
Potatoes grow well on Anhad's farm which has soil with a pH of 5.5. Anhad decides to add a lot of lime to the soil so that he can grow broccoli in the same farm. Do potatoes grow better in acidic or alkaline soil?
EASY
10th CBSE
IMPORTANT
Science for Tenth Class Part - 2 Chemistry>Chapter 2 - Acids, Bases And Salts>Questions Based on High Order Thinking Skills (HOTS)>Q 57
Potatoes grow well on Anhad's farm which has soil with a pH of 5.5. Anhad decides to add a lot of lime to the soil so that he can grow broccoli in the same farm. Does broccoli grow better in acidic or alkaline soil?
HARD
10th CBSE
IMPORTANT
Science for Tenth Class Part - 2 Chemistry>Chapter 2 - Acids, Bases And Salts>Questions Based on High Order Thinking Skills (HOTS)>Q 58
Here are some results of solutions tested with universal indicator paper:
Sulphuric acid        : Red
Metal polish           : Dark blue
Washing-up liquid  : Yellow
Milk of magnesia   : Light blue
Oven cleaner        : Purple Pink
Car battery acid    :  Pink
Arrange the solutions in order of their increasing pH values(starting with the one with the lowest pH).
MEDIUM
10th CBSE
IMPORTANT
Science for Tenth Class Part - 2 Chemistry>Chapter 2 - Acids, Bases And Salts>Questions Based on High Order Thinking Skills (HOTS)>Q 59
Solution A turns universal indicator blue to purple, whereas solution B turns universal indicator orange to red. What will be the action of solution A on litmus?
EASY
10th CBSE
IMPORTANT
Science for Tenth Class Part - 2 Chemistry>Chapter 2 - Acids, Bases And Salts>Questions Based on High Order Thinking Skills (HOTS)>Q 59
Solution A turns universal indicator blue to purple, whereas solution B turns universal indicator orange to red. What will be the action of solution B on litmus?
MEDIUM
10th CBSE
IMPORTANT
Science for Tenth Class Part - 2 Chemistry>Chapter 2 - Acids, Bases And Salts>Questions Based on High Order Thinking Skills (HOTS)>Q 59
Solution A turns universal indicator blue to purple, whereas solution B turns universal indicator orange to red.
Name any two substances which can give solutions like A.
EASY
10th CBSE
IMPORTANT
Science for Tenth Class Part - 2 Chemistry>Chapter 2 - Acids, Bases And Salts>Questions Based on High Order Thinking Skills (HOTS)>Q 59
Solution A turns universal indicator blue to purple, whereas solution B turns universal indicator orange to red.
Name any two substances which can give solutions like B.
MEDIUM
10th CBSE
IMPORTANT
Science for Tenth Class Part - 2 Chemistry>Chapter 2 - Acids, Bases And Salts>Questions Based on High Order Thinking Skills (HOTS)>Q 59
Solution A turns universal indicator blue to purple, whereas solution B turns universal indicator orange to red. What sort of reaction takes place when solution A reacts with solution B?