PG TRB Chemistry Model Questions and Answers
1. |
Hydrogen, chloride gas is a/an |
|
- A. Bondless compound
- B. Complex molecule
- C. Covalent compound
- D. Electrovalent compound
|
2. |
Stainless is an alloy of |
|
- A. Iron and magnesium
- B. Iron, chromium and zinc
- C. Iron, chromium and nickel
- D. Iron and nickel
|
3. |
Which one of the following pair is Not correctly matched? |
|
- A. Synthetic detergent - Soap
- B. Synthetic fibre - Nylon
- C. Natural rubber - Thiokol
- D. Natural fibre - Terlin
|
4. |
Which one of the following under goes polymerisation to form a plastic? |
|
- A. Ethylene
- B. Ethanol
- C. Acetic acid
- D. Methane
|