What is the balanced form of CaCO₃ (s) -------> CaO (s) + CO₂ (g).

Academic Chemistry NCERT Class 10

The equation-

CaCO₃ (s) -------> CaO (s) + CO₂ (g)

Calcium Carbonate -------> Calcium Oxide + Carbon Dioxide

It is correctly balanced.

Tutorialspoint

Updated on: 10-Oct-2022

339 Views

Balance the following chemical equations and identify the type of chemical reaction.(a) $Mg(s) + Cl_2 (g) → MgCl_2 (s)$(b) $HgO(s) \xrightarrow{heat} Hg(l) + O_2 (g)$(c) $Na(s) + S(s) \xrightarrow{fused} Na_2S(s)$(d) $TiCl_4 (l) + Mg(s) → Ti(s) + MgCl_2 (s)$(e) $CaO(s) + SiO_2 (s) → CaSiO_3 (s)$(f) $H_2O_2 (l) \xrightarrow{UV} H2O(l) + O_2 (g)$
What is the full form of CAO ?
What type of reactions are represented by the following equations?(i) CaCO3 ------> CaO + CO2(ii) CaO + H2O ------> Ca(OH)2(iii) 2FeSO4 ------> Fe2O3 + SO2 + SO3(iv) NH4Cl ------> NH3 + HCl(v) 2Ca + O2 ------> 2CaO
Write the balanced chemical equation for the following and identify the type of reaction in each case :(a) Potassium bromide (aq) + Barium iodide (aq) → Potassium iodide (aq) + Barium(b) Zinc carbonate(s) → Zinc oxide (s) + Carbon dioxide (g) bromide(s)(c) Hydrogen (g) + Chloride (g) → Hydrogen chloride (g)(d) Magnesium (s) + Hydrochloric acid (aq) → Magnesium chloride (aq) + Hydrogen (g)
Which of the following is not an endothermic reaction?(a) CaCO3 -----> CaO + CO2(b) 2H2O ------> 2H2 + O2(c) 6CO2 + 6H2O -----> C612O6 + 6O2(d) C6H12O6 + 6O2 -----> 6CO2 + 6H2O
Identify the substances that are oxidised and the substances which are reduced in the following reactions.(i) 4Na(s) + O2(g) → 2Na2O(s)(ii) CuO (s) + H2(g) → Cu (s) + H2O(l)
The weight of a body is $50\ N$. What is its mass? $(g=9.8\ m/s^2)$.
What is the weight of a $1\ kilogram$ mass on the earth? $(g=9.8\ m/s^2)$.
What is the common name of CaCO3?
An object travels $20\ m$ in $5\ s$ and then another $40\ m$ in $5\ s$. What is the average speed of the object?$6\ m/s$$0\ m/s$$12\ m/s$$2\ m/s$
A body of mass $2\ kg$ is thrown vertically upwards with an initial velocity of $20\ m/s$. What will be its potential energy at the end of $2\ s$? $(Assume\ g=10\ m/s^2)$.
If the mass of an object be $10\ kg$, what is its weight? $(g=9.8\ m/s^2)$.
What is S-Box Substitution?
What type of reactions are represented by the following equations?(a) CaO + CO2 ----> CaCO3 (b) 2Na + 2H2O ----> 2NaOH + H2(c) Mg + CuSO4 ----> MgSO4 + Cu(d) NH4NO2 ----> N2 + 2H2O(e) CuSO4 + 2NaOH ----> Cu(OH)2 + Na2SO4
Which of the statements about the reaction below are incorrect?2 PbO(s) + C(s) → 2Pb (s) + CO2(g)(a) Lead is getting reduced.(b) Carbon dioxide is getting oxidised.(c) Carbon is getting oxidised.(d) Lead oxide is getting reduced(i) (a) and (b)(ii) (a) and (c)(iii) (a), (b) and (c)(iv) All

Kickstart Your Career

Get certified by completing the course

Get Started

Advertisements