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Complete the following table:
| Chemical Reactions | Name reaction type |
| \[\ce{C(s) + O2(g) -> CO2(g)}\] | (a) ________ |
| \[\ce{Zn(s) + CuSO4(aq) ->}\] (b) _________ | Displacement reaction |
| \[\ce{2Cu(s) + O2(g) ->[heat] 2CuO(s)}\] | (c) _________ |
| \[\ce{C(s) + 2H2(g) -> CH4(g)}\] | (d) _________ |
| \[\ce{CaO(s) + H2O(l) -> Ca(OH)2(aq) + heat}\] | (e) _________ |
| \[\ce{CaCO3(s) + Heat ->}\] (f) _________ | Endothermic Reaction |
Concept: Endothermic and Exothermic Processes
Complete the co-relation:
CuI2 : Brown : : AgCl : ______
Concept: Balancing Chemical Equation
Complete the following reaction:
\[\ce{C_12H_22O11->[Heat]}\] ______ + ______.
Concept: Types of Chemical Reactions > Decomposition Reaction
What are the factors affecting the rate of chemical reaction?
Concept: Factors Affecting the Rate of a Chemical Reaction
Explain any one factor affecting the rate of chemical reaction.
Concept: Factors Affecting the Rate of a Chemical Reaction
In ______ process a layer of molten tin is deposited on metals.
Concept: Corrosion of Metals
Write the molecular formula of calcium carbonate.
Concept: Types of Chemical Reactions > Decomposition Reaction
Draw figure ‘Electric motor’ and working
Concept: Electric Motor
Name any four appliances where electric motor is used.
Concept: Electric Motor
State four most common electrical appliances based on heating effect of electric current. Why do we use finely heated platinum wire in surgery?
Concept: Heating Effect of Electric Current
State Fleming’s right-hand rule.
Concept: Introduction to Electromagnetic Induction
State three differences between direct current and alternating current.
Concept: Introduction to Electromagnetic Induction
State whether the following statement is true or false.
An electric motor converts mechanical energy into electrical energy.
Concept: Electric Motor
State the right-hand thumb rule.
Concept: Right-hand Thumb Rule
Explain the construction and working of an electric motor.
Concept: Electric Motor
Label the four parts of an electric motor
Concept: Electric Motor
Observe the following figure:
If the current in the coil A is changed, will some current be induced in the coil B? Explain.
Concept: Force on a Current-Carrying Conductor Placed in a Uniform Magnetic Field
Tell the odd one out. Give a proper explanation.
Concept: Electric Motor
Name the following diagram and explain the concept behind it.
Concept: Force on a Current-Carrying Conductor Placed in a Uniform Magnetic Field
Identify the figure and explain its use.
Concept: Electric Generator
