New Delhi: The candidates who are preparing for the competitive exam should know the questions related to chemistry. The student becomes quite confused on which type of question will be asked but not to worry here is the problem to your solution. Below are the questions and answers from which you can get the idea of which type of questions will be asked.
1. The most endless phosphorus? (A) Yellow phosphorus (B) purple phosphorus (C) Red Phosphorus (D) Black phosphorus Answer: Red phosphorus
2. Is yellow phosphorus kept safe? (A) in the air (B) In kerosene (C) in water (D) in petrol Answer: In water
3. Is used in the construction of the suppliers? (A) red phosphorus (B) Celinium (C) silicon (D) None of these Answer: Celinium
4. Which refrigerators are commonly used in household refrigerators? (A) Neon (B) Froon (C) Nitrogen (D) Ammonia Answer: Ammonia
5. Is easily soluble in water? (A) Nitrogen (B) iodine (C) Ammonia (D) Carbon Answer: Ammonia
6. Which of the following is an anatomic? (A) iron (B) Nitrogen (C) Oxygen (D) Hydrogen Answer: Oxygen
7. Which of the following gas blacks the silver surface? (A) Oxygen (B) Ozone (C) Hydrogen (D) Carbon dioxide Answer: Ozone
8. Is there a halogen found in Teflon? (A) Chlorine (B) iodine (C) Bromine (D) Fluorine Answer: Fluorine
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