Selina Solutions Class 9 Chemistry Solutions for Exercise 1B in Chapter 1 - Chapter 1 The Language Of Chemistry

Question 3 Exercise 1B

Balance the following equations

a) Fe+ H2O -Fe3O4+ H2

b) Ca+ N2 -Ca3N2

c) Zn+ KOH -K2ZnO2 + H2

d) Fe2O3 + CO Fe + CO2

e) PbO + NH3 -Pb+ H2O +N2

f) Pb3O4- PbO + O2

g) PbS+ O2 -PbO + O2

h) S + H2SO4 -SO2+ H2O

i) S + HNO3 -H2SO4 + NO2 + H2O

j) MnO2 + HCl -MnCl2 + H2O + SO2

k) C + H2SO4 CO2 + H2O + SO2

l) KOH + Cl2- KCl + KClO + H2O

m) NO2 + H2O -HNO2 + HNO3

n) Pb3O4 + HCl -PbCl2 + H2O + Cl2

o) H2O + Cl2 -HCl + O2

p) NaHCO3- Na2CO3 + H2O+ CO2

q) HNO3+ H2S NO2 + H2O +S

r) P + HNO3- NO2+H2O+H3PO4

s) Zn+ HNO3- Zn(NO)3+ H2O + NO2

Answer:

Selina Solutions CONCISE Chemistry - Class 9 ICSE chapter Chapter 1 The Language Of Chemistry Question 3 Solution image

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Exercises

Exercise 1A

Exercise 1B

Exercise 1C

Chapters

Chapter 1 The Language Of Chemistry

Chapter 2 Chemical Changes And Reaction

Chapter 3 Water

Chapter 5 The Periodic Table

Chapter 7 Study Of Gas Laws

Chapter 8 Atmospheric Pollution