A reaction between an acid and a base produces:
- (A) Salt and water
- (B) Salt and gas
- (C) Salt and acid
- (D) Salt and base
- (A) Salt and water
PVC is obtained by the polymerization of:
- (A) Propane
- (B) Vinyl chloride
- (C) Styrene
- (D) Acetylene
- (B) Vinyl chloride
Aluminum chloride is a_______.
- (A) Lewis Acid
- (B) Lewis Base
- (C) Arrhenius Acid
- (D) Bronsted Acid
- (A) Lewis Acid
Water is a good solvent of ionic salts because:
- (A) It has a high specific heat
- (B) It has no color
- (C) It has a high dipole moment
- (D) It has a high boiling point
- (C) It has a high dipole moment
“Sodium chloride” is commonly known as:
- (A) Washing soda
- (B) Gypsum
- (C) Common salt
- (D) Plaster of Paris
- (C) Common salt
The symbol used for “Sodium” is:
- (A) Si
- (B) S
- (C) Na
- (D) CO
- (C) Na
What is the chemical formula of sodium chloride?
- (A) NaCl
- (B) H2O
- (C) HCL
- (D) CH4
- (A) NaCl
Which are the most abundant elements in seawater?
- (A) Sodium and Chlorine
- (B) Sodium and Ethylene
- (C) Methane and Chlorine
- (D) Ethylene and Methane
- (A) Sodium and Chlorine
Soap is _______ in nature.
- (A) Neutral
- (B) Acidic
- (C) Alkaline
- (D) Insulator
- (C) Alkaline
“Sodium carbonate” is commonly known as:
- (A) Common salt
- (B) Gypsum
- (C) Washing soda
- (D) Plaster of Paris
- (C) Washing soda