state gov DDA Junior Secretariat Assistant (JSA) Mock Test 2023 General Science Chemistry Organic Chemistry
With reference to the methanol, consider the following statements:
1. It is the simplest of a long series of organic compounds called alcohols.
2. It is consisting of a methyl group (CH3) linked with a hydroxy group (OH).
3. The modern method of preparing methanol is based on the direct combination of carbon monoxide gas and hydrogen in the presence of a catalyst.
Which of the above statement is/are correct?
1
1 and 2 only
2
2 and 3 only
3
1, 2, and 3
4
1 and 3 only