Balanced Chemical Equation

Q.

Write a balanced equation for Aluminium + Copper chloride → Aluminium chloride + copper.

Q. Question 3.1

Write a balanced chemical equation with state symbols for the reaction:

The solution of barium chloride and sodium sulphate in water react to give insoluble barium sulphate and the solution of sodium chloride.

Q. Question 5.2
Translate the following statement into chemical equation and then balance it:

Hydrogen sulphide gas burns in air to give water and sulphur dioxide.

Q.

When potassium chlorate (${\mathrm{KClO}}_3$) is heated in the presence of a manganese dioxide catalyst, it decomposes to form potassium chloride and oxygen gas. Represent this in the form of a balanced chemical equation.

Q.

Write the balanced chemical equations for the given reaction:

$\text{Barium chloride + Potassium sulphate → Barium sulphate + Potassium chloride}$

Q.

How do you balance ${\mathrm{KClO}}_3\to \mathrm{KCl}+{\mathrm{O}}_2$?

Q.

Write the balanced chemical equation for: ${\text{S + HNO}}_3\to {\mathrm{H}}_2{\mathrm{SO}}_4+{\mathrm{NO}}_2+{\mathrm{H}}_2\mathrm{O}$

Q. Question 5.1
Translate the following statement into chemical equation and then balance it:

Hydrogen gas combines with nitrogen to form ammonia.

Q.

A magnesium ribbon is burnt in oxygen to give a white compound X accompanied by the emission of light. If the burning ribbon is now placed in an atmosphere of nitrogen, it continues to burn and forms a compound Y.

Write a balanced chemical equation, when X is dissolved in water.

Q.

Balance the following equation:

${\mathrm{H}}_2\mathrm{S}+{\mathrm{O}}_2\to {\mathrm{SO}}_2+{\mathrm{H}}_2\mathrm{O}$

Q.

Write the formulae and balance the equation

Zinc + dil. Sulphuric acid $\to$ Zinc sulphate + Hydrogen

Q.

Translate the following statements into chemical equations and balance them. Potassium metal reacts with water to give potassium hydroxide and Hydrogen gas.

Q.

Balance

NaCl + H2O =NaOH + H2O + Cl2

Q.

Why is it important to balance a chemical equation?

Q. Question 7.4
Write the balanced chemical equation for the following reaction:
Barium chloride + Potassium sulphate $\to$ Barium sulphate + Potassium chloride

Q.

On what basis is a chemical equation balanced?

Q.

When potassium nitrate is heated, it decomposes into potassium nitrite and oxygen. Write a balanced equation for this reaction and add the state symbols of the reactants and products.

Q.

Write the balanced chemical equation for the following:
1} Dilute hydrochloric acid reacts with sodium carbonate.

Q.

What is hit and trial method?

Q.

A balanced chemical equation always obeys law of conservation of ___.

Q.

Sodium chloride solution is added to lead nitrate solution. Also write the chemical equation for in each case.

Q.

How to balance this chemical equation?

Potassium metal and chlorine gas combine to form Potassium chloride.

Q. What type of chemical reaction takes place when ammonia and hydrogenchloride are mixed

Q.

Write balanced chemical equation of action of hot and concentrated nitric acid on copper?

Q.

Balance the equation: ${\mathrm{Na}}_2\mathrm{O}+{\mathrm{H}}_2\mathrm{O}\to \mathrm{NaOH}$.

Q.

Write complete balanced equations for the following reactions :

(a) Calcium (solid) + Water (liquid) $⟶$ Calcium hydroxide (solution) + Hydrogen (gas)

(b) Sulpher dioxide (gas) + Oxygen (gas) $⟶$ Sulphur trioxide (gas)

Q.

26. Complete and balance the following equation:

2. $\mathrm{Fe}+\hspace{0.17em}{\mathrm{H}}_2{\mathrm{SO}}_4$

Q.

Differentiate between a balanced chemical equation and an unbalanced chemical equation.

Q.

What is "nascent oxygen", and how does it relate to potassium permanganate?

Q.

Question 2.1
Write the balanced equation for the following chemical reaction:
Hydrogen + Chlorine → Hydrogen chloride