Advertisements
Advertisements
प्रश्न
Rewrite the following information in the form of a balanced chemical equation:
Magnesium burns in carbon dioxide to form magnesium oxide and carbon.
Advertisements
उत्तर
2Mg (s) + CO2 (g) → 2MgO (s) + C (s)
APPEARS IN
संबंधित प्रश्न
What does the symbol (aq) represent in a chemical equation?
Balance the given equation:
NH3 + CuO 
Cu +N2 +H2O
When hydrogen is passed over copper oxide, copper and steam are formed. Write a balanced equation for this reaction and state which of the chemicals are compounds.
When hydrogen is passed over copper oxide, copper and steam are formed. Write a balanced equation for this reaction and state which of the chemicals are non-metals.
Balance the following chemical equation:
MnO2 + HCI → MnCI2 + CI2 + H2O
Write word equation for the following skeletal equation:
\[\ce{CO + O2 -> CO2}\]
Balance the following equation. Also name the product formed.
N2 + H2 → NH3
To determine the percentage of water absorbed by raisins, raisins are soaked in water for:
How is a flame test performed?
Write word equation for the following molecular equation:
CuCo3 → CuO + CO2 [g]
Word equation:
State the characteristics or indications occurring in the above reaction.
Write word equation for the following molecular equation:
\[\ce{CaCO3 + 2HCl ->[\triangle] CaCl2 + H2O + CO2 [g]}\]
Word equation:
State which characteristic does [g] in the above reaction indicate. The word equation of:
Write word equation for the following molecular equation:
\[\ce{N2 + 3H2 ⇌[Fe - 450°C][200 atoms] 2NH3 + \triangle}\]
Word equation:
State why [+ Δ] indication is seen after NH3.
State what 200 atmospheres – indicates.
State the function of Fe in the above reaction.
Representation of the results of a chemical change – is a chemical equation.
For the equation: FeCl3 + 3NH4OH 3NH4Cl + Fe(OH)3 ↓
Answer the following:
What is the indications of the arrow between the reactants and the products and of the arrow pointing downwards at the end.
Name the following:
The gas evolved when a dilute acid is added to chalk [limestone].
Write word equation for the following chemical reaction given below. Also state the observation seen in the case.
Pb(NO3)2 + 2NH4OH → 2NH4N03 + Pb(OH)2↓
Balance the following simple equation:
NO + O2 → NO2
Balance the following simple equation:
K + H2O → KOH + H2
Write a balanced equation for the following word equation:
Lead dioxide [lead (IV) oxide] → Lead monoxide + Oxygen
In the chemical equation the _______ are written on the left-hand side.
The chemical equation Na2SO4(aq) + BaCl2(aq) → BaSO4(s)↓ + 2NaCl(aq) represents which of the following types of reaction?
