Balanced Chemical Equation

Q.

Balance the following chemical equations: ${\mathrm{HNO}}_3+\mathrm{Ca}{\left(\mathrm{OH}\right)}_2\to \mathrm{Ca}{\left({\mathrm{NO}}_3\right)}_2+{\mathrm{H}}_2\mathrm{O}$

Q.

Balance the following chemical equation: $\mathrm{Fe}+{\mathrm{H}}_2\mathrm{O}\to {\mathrm{Fe}}_3{\mathrm{O}}_4+{\mathrm{H}}_2$

Q.

Write ten balanced chemical equations.

Q.

Write a balanced chemical equation for the following reaction

Zinc oxide $+$ Carbon $\to$ Zinc $+$ Carbon monoxide

Q.

Balance the following equation

Al+HCl gives AlCl₃+H₂

Q. What is a chemical equation ? Why it is necessary to balance it.

Q.

Complete abd balance the following equation:

• Al + N₂ $\to$?

Q. Write the balanced equation for the following chemical reactions:

1. $BaC{l}_2\left(aq\right)+A{l}_2\left(S{O}_4{)}_3\right(aq)\to BaS{O}_4(s)+AlC{l}_3(aq)$
2. $3BaC{l}_2\left(aq\right)+A{l}_2\left(S{O}_4{)}_3\right(aq)\to BaS{O}_4(s)+2AlC{l}_3(aq)$
3. $BaC{l}_2\left(aq\right)+A{l}_2\left(S{O}_4{)}_3\right(aq)\to 3BaS{O}_4(s)+2AlC{l}_3(aq)$
4. $3BaC{l}_2\left(aq\right)+A{l}_2\left(S{O}_4{)}_3\right(aq)\to 3BaS{O}_4(s)+2AlC{l}_3(aq)$

Q. Balance the following chemical equation and identify the type of chemical reaction?

Q. Balance the following equation.
$PbS+O_2⟶PbO+S{O}_2$

Q.

Some of the equations given below are not balanced. Can you identify them? Mg+O2=MgO. , N2+3H2=2NH3, H2O2=H2O+O2. I don't know how to balance an equation?

Q. Which metals given below can be used for making bronze?

1. Copper
2. Both (a) and (b)
3. Silver
4. Tin

Q.

Complete the following reaction as balanced chemical equations:1.Na+H2O=? 2.K+H2O=? 3.Ca+H2o?

Q. Rewrite the following information in the form of a balanced chemical equation: Magnesium burns in carbon dioxide to form magnesium oxide and carbon

Q. Write the balanced chemical equations for the following word equations:
$\left(b\right).\text{Magnesium}+\text{Sulphuric acid}\to \text{Magnesium sulphate}+\text{hydrogen}$

Q. Which remains the same after the chemical reaction takes place

Q. balanced thermal decomposition equation of lead 4 carbonate​

Q. How can a chemical equation be balanced?

Q. Which is not an indicator of chemical reaction?

1. Change in state
2. Change in mass
3. Change in temperature
4. Change in colour

Q. Translate the following statement into chemical equation and then balance them.
Hydrogen gas combines with nitrogen to form ammonia.