NTA Abhyas 2020
- Exam
- NTA Abhyas
- Year
- 2020
- Subject
- Chemistry
- Chapter
- p Block Elements (Group 13 & 14)
NTA Abhyas 2020 · Chemistry · p Block Elements (Group 13 & 14)
Match the items in Column I with its main use listed in Column II:...
Match the items in Column I with its main use listed in Column II:
&
&
| & | Column I | & | Column II |
| A. | Silica gel | i. | Transistor |
| B. | Silicon | ii. | Ion-exchanger |
| C. | Silicone | iii. | Drying agent |
| D. | Silicate | iv. | Sealant |
Options
- AA - iii, B - i, C - iv, D - ii
- BA - iv, B - i, C - ii, D - iii
- CA - ii, B - i, C - iv, D - iii
- DA - ii, B - iv, C - i, D - iii
Correct answer
A. A - iii, B - i, C - iv, D - ii
Step-by-step solution
Silica gel is used as a drying agent. Silicon is used in Transistors. Silicone is a sealant while silicates including Zeolites are ion exchangers.