Question 1. A solution turns red litmus blue, its pH is likely to be
(a) 1
(b) 4
(c) 5
(d) 10
Answer : (d) 10
(a) 1
(b) 4
(c) 5
(d) 10
Answer : (d) 10
CBSE Class 6th, 7th, 8th, 9th, & 10th | Help Guide | Solved Exercises | MCQs | Questions & Answers | Sample Papers
1. | 382, 4972, 18, 59785, 750 | Ans. 59785 is the greatest and 18 is the smallest. |
2. | 1473, 89423, 100, 5000, 310. | Ans. 89423 is the greatest and 100 is the smallest. |
3. | 1834, 75284, 111, 2333, 450 | Ans.75284 is the greatest and 111 is the smallest. |
4. | 2853, 7691, 9999, 12002, 124 | Ans. 12002 is the greatest and 124 is the smallest. |