1. Atoms with identical atomic numbers but different atomic mass numbers are known as isotopes.
2. Protium, Deuterium and Tritium are isotopes of carbon.
Select the correct answer from the code given below:
GS Paper I (General Studies)
Study the subject as one continuous question paper, or narrow it to a particular year.
| (Acid) | (Acid found in) |
| 1. Lactic acid | Curd |
| 2. Tartaric acid | Grapes |
| 3. Acetic acid | Potato |
Milk is an example of:
The formula of baking soda is:
Which of the following is known as laughing gas?
Which of the following elements is not a Noble gas?
Which among the following is a constituent of natural silk?
Given below are two statements, one is labelled as Assertion (A) and the other as Reason (R).
Assertion (A) : A solution of table salt in a glass of water is homogeneous.
Reason (R) : A solution having different composition throughout is homogeneous.
Select the correct answer from the code given below :
Which among the following compounds is the main constituent of natural gas?
Thermodynamically the most stable form of carbon is
Compressed Natural Gas (CNG) is mainly composed of
Sulpha drug is which of the following types of drug?
Fruits stored in a cold chamber exhibit longer storage life, because
After cutting cucumber, if salt is added, then water comes out due to
Which one of the following is the main constituent of LPG?
Which of the following particles has zero charge?
With reference to the radioactivity, which of the following statements is/are correct?
1. Radioactivity is a nuclear property.
2. Hydrogen bomb is prepared on the principle of nuclear fission.
Select the correct answer using the given below.
Which of the following is NOT correctly matched?
Which of the following polymer is NOT a thermoplastic?