A. Chlorine and sodium
B. Chlorine and sodium hydroxide
C. Chlorine, hydrogen, and sodium hydroxide
D. Hydrogen and chlorine

A. Carbon dioxide
B. Hydrogen
C. Nitrogen
D. Oxygen

A. Gold
B. Iron
C. Platinum
D. Tungsten

A. Cough
B. Indigestion
C. Pain
D. Fever

A. Electron affinity
B. Electro negativity
C. lonization Energy
D. None of these

A. Magnesium
B. Phosphorous
C. Chlorine
D. Aluminium

A. Fluorine
B. lodine
C. Chlorine
D. Bromine

A. Hydrogen
B. Oxygen
C. Carbon
D. Helium

A. Protons
B. Neutrons
C. Electrons
D. None of these

A. Electrons
B. Neutrons
C. Protons
D. All the above