Advertisements
Advertisements
प्रश्न
Balance the following simple equation:
NaHCO3 + H2SO4 → Na2SO4 + H2O + CO2
Advertisements
उत्तर
2NaHCO3 + H2SO4 → Na2SO4 + 2H2O + 2CO2
APPEARS IN
संबंधित प्रश्न
What is a chemical equation? Explain with the help of an example.
Express the following facts in the form of a balanced chemical equation:
"When a strip of copper metal is placed in a solution of silver nitrate, metallic silver is precipitated and a solution containing copper nitrate is formed".
Balance the following equation. Also name the product formed.
` "H"_2"O"_2 → "H" _2 "O" + "O"_2`
Complete the following equation:
CH2 + H5OH `("Hot Conc." H_2SO_4)/`>
Why should an equation be balanced? Explain with the help of a simple equation.
A chemical reaction is generally accompanied by certain external indications or characteristics. These include – change of – (a) colour (b) state (c) smell (d) evolution of gas (e) formation of precipitate (f) evolution or absorption of heat. With reference to change of colour – state the change in colour seen when the following are heated – mercury [II] oxide.
Representation of the results of a chemical change – is a chemical equation.
For the equation: FeCl3 + 3NH4OH 3NH4Cl + Fe(OH)3 ↓
Answer the following:
Name the reactants and the products in the above equation.
Balance the following simple equation:
Mg + N2 → Mg3N2
Balance the following simple equation:
Fe2O3 + CO → Fe + CO2
Underline the compound in the equation given below, it is incorrectly balanced and write the correct balancing for the same.
3CuO + NH3 → 3Cu + 3H2O + N2
