Acids, Bases and Salts [NSO Level 1- Science Olympiad (SOF) Class 7]: Questions 1 - 6 of 43
Choose Programs:
📹 Video Course 2024 (6 Lectures [2 hrs : 46 mins]): Offline Support
Rs. 100.00 -OR-
1 Month Validity (Multiple Devices)
Preview All LecturesDetails
🎓 Study Material (22 Notes): 2024-2025 Syllabus
Rs. 100.00 -OR-
3 Year Validity (Multiple Devices)
Topic-wise Notes & SampleDetails
🎯 699 MCQs (& PYQs) with Full Explanations (2024-2025 Exam)
Rs. 350.00 -OR-
3 Year Validity (Multiple Devices)
CoverageDetailsSample Explanation
Help me Choose & Register (Watch Video) Already Subscribed?
Question 1
Question MCQ▾
Potassium chlorate is used in which of the following industry?
Choices
Choice (4) | Response | |
---|---|---|
a. | Match industry | |
b. | Detergent industry | |
c. | Juice industry | |
d. | Soap industry |
Question 2
Question MCQ▾
Curd contains which of the following acid?
Choices
Choice (4) | Response | |
---|---|---|
a. | Malic acid | |
b. | Acetic acid | |
c. | Lactic acid. | |
d. | Citric acid |
Question 3
Question MCQ▾
Which of the following is a property of acid?
Choices
Choice (4) | Response | |
---|---|---|
a. | It tastes bitter. | |
b. | It turns red litmus paper to blue. | |
c. | It turns blue litmus paper to red. | |
d. | None of the above |
Question 4
Question Match List-Ⅰ List-Ⅱ▾
Match the Column I & Column II by selecting the correct option?
List-Ⅰ (Column I) | List-Ⅱ (Column II) |
---|---|
(A) Salt | (i) HCl |
(B) Base | (ii) Baking Soda |
(C) Acid | (iii) NH4Cl |
Choices
Choice (4) | Response | |
---|---|---|
| ||
a. |
| |
b. |
| |
c. |
| |
d. | All of the above |
Question 5
Question MCQ▾
In a titration experiment, lime water turns green in presence of which of the following indicators?
Choices
Choice (4) | Response | |
---|---|---|
a. | Bromothymol Blue | |
b. | Methyl Orange | |
c. | China Rose | |
d. | Phenolphthalein |
Question 6
Question MCQ▾
The given figure shows the color changes in the experimental tubes for acid-base titration. Identify the indicator used in the experiment by selecting the correct option.
Choices
Choice (4) | Response | |
---|---|---|
a. | Methyl Red | |
b. | Methyl Orange | |
c. | Phenol Red | |
d. | Phenolphthalein |