This is an acid-base reaction (neutralization): NaHCO3 is a base, H2SO4 is an acid.
Reactants:
NaHCO3 – Sodium hydrogen carbonate
Other names: Sodium bicarbonate, Baking soda, Bicarb (laboratory slang)Bicarbonate of soda, Nahcolite, Sodium Bicarbonate, Monosodium Carbonate, Soda Mint, Baking Soda, Natriumhydrogenkarbonat, Sodium hydrogencarbonate, E-500, NaHCO3, E 500, Sodium acid carbonate, Carbonic acid monosodium salt, E500, Neut, Citrosodina
Appearance: White crystals ; White solid in various forms
H2SO4 – Sulfuric acid
Other names: Oil of vitriol, Sulfuric acid, concentrated (> 51% and < 100%), H2SO4Sulphuric acid, Battery acid, Hydrogen sulfate, [SO2(OH)2], [S(OH)2O2], Sulfuric acid (aqueous)
Appearance: Clear, colorless liquid ; Odourless colourless oily hygroscopic liquid ; Colorless to dark-brown, oily, odorless liquid. [Note: Pure compound is a solid below 51°F. Often used in an aqueous solution.]
Products:
H2CO3
Names: Performic acid
Na2SO4
Names: Sodium sulfate, Sodium sulphate, Sulfate of sodiumThenardite (mineral), Glauber's salt (decahydrate), Sal mirabilis (decahydrate), Mirabilite (decahydrate mineral), Disodium sulfate, Anhydrous sodium sulfate, Sodium sulfate anhydrous, Sodium sulfate, anhydrous, Sodium sulphate anhydrous, Sodium sulphate, anhydrous, Sulfuric acid disodium salt, anhydrous, Disodium sulphate, Salt cake, Na2SO4, Sulfuric acid disodium salt
Appearance: White crystalline solid | hygroscopic ; White hygroscopic solid in various forms