Distillation is a technique of:
- (A) Filtration
- (B) Separation
- (C) Disinfection
- (D) Preparation
- (B) Separation
The process of transfer of heat by matter but without actual movement of the particles themselves is:
- (A) Conduction
- (B) Convection
- (C) Sublimation
- (D) Radiation
- (A) Conduction
When water boils, its temperature:
- (A) Fluctuates
- (B) Begins to increase
- (C) Remains constant
- (D) Begins to decrease
- (C) Remains constant
If temperature is kept constant during the reaction, the process is called:
- (A) Isochoric
- (B) Adiabatic
- (C) Isothermal
- (D) Isobaric
- (C) Isothermal
What is the symbol used for Gold?
- (A) Li
- (B) Au
- (C) G
- (D) Ag
- (B) Au
Which of the following gases is obtained by the reaction of water with calcium carbide?
- (A) Acetylene
- (B) Ethylene
- (C) Methane
- (D) Water gas
- (A) Acetylene
What is the boiling point of water?
- (A) 130°C
- (B) 80°C
- (C) 100°C
- (D) 120°C
- (C) 100°C
Which of the following does NOT form an acidic salt?
- (A) Phosphoric acid
- (B) Carbonic acid
- (C) Hydrochloric acid
- (D) Sulfuric acid
- (B) Carbonic acid
Which acid forms calcium sulfate (CaSO4)?
- (A) Sulfuric acid
- (B) Nitric acid
- (C) Hydrochloric acid
- (D) Acetic acid
- (A) Sulfuric acid
The contact process is involved in the manufacture of:
- (A) Nitric acid
- (B) Ammonia
- (C) Sulfuric acid
- (D) Caustic soda
- (C) Sulfuric acid
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