# Class 10 Science Term- 1 Syllabus

## // <![CDATA[ $(document).ready(function() {$('.collapse.in').prev('.panel-heading').addClass('active'); $('#level0accordion, #level1accordion, #level2accordion, #level3accordion, #level4accordion, #bs-collapse') .on('show.bs.collapse', function(a) {$(a.target).prev('.panel-heading').addClass('active'); }) .on('hide.bs.collapse', function(a) { \$(a.target).prev('.panel-heading').removeClass('active'); }); }); // ]]&gt;Theory

#### Chemical Reactions

• Balanced Chemical Equation
• Chemical Equation
• Implications of a Balanced Chemical Equation
• Types of Chemical reactions: Combination, Decomposition, Displacement, Double displacement, Precipitation, Neutralization, Oxidation and reduction

#### Acids, Bases and Salts

• Definitions in terms of furnishing of H+ and OH- ions
• General properties – Examples and uses
• Concept of pH
• Importance of pH in everyday life
• Preparation and uses of Sodium hydroxide, Bleaching powder, Baking soda, Washing soda and Plaster of Paris

#### Metals and Non-metals

• Properties of metals and non-metals
• Reactivity series, Formation and properties of ionic compounds
• Basic metallurgical processes
• Corrosion and its prevention

#### Life Processes

• Lining being: Basic concept of nutrition
• Respiration, Transport and Excretion in plants and animals
• Tropic movements in plants

#### Control and co-ordination in animals and plants

• Introduction to plant hormones
• Control and co-ordination in animals: Nervous system
• Voluntary, involuntary and Reflex actions, Chemical co-ordination : Animal hormones

#### Electric Current

• Potential difference and electric current, Ohm’s law
• Resistance, Resistivity, Factors on which resistance of a conductor depends
• Series combination of resistors, Parallel combination of resistors and its application in daily life
• Heating effect of Electric current and its application
• Electric power and Inter-relation between P,V,I, and R

#### Magnetic effects of current

• Magnetic field, field lines, field due to current carrying conductor, field due to current carrying coil or solenoid
• Force on current carrying conductor, Fleming’s left hand rule
• Electromagnetic induction, Induced potential difference, Induced current
• Fleming’s right hand rule
• Direct current, Alternating current: Frequency of AC
• Advantages of AC over DC, Domestic electric circuits

#### Sources of Energy

• Different forms of energy
• Conventional and non-conventional sources of energy: Fossil fuels, solar energy, biogas, wind, water, tidal energy and nuclear energy
• Renewable versus non-renewable sources

### Practicals

To find the pH of the following samples by using pH paper/universal indicator

• Dilute Hydrochloric Acid
• Dilute NaOH solution
• Dilute Ethanoic Acid solution
• Lemon juice
• Water
• Dilute Sodium Bicarbonate solution

To study the properties of acids and bases (HCl & NaOH) by their reaction with:

• Litmus solution (Blue/Red)
• Zinc metal
• Solid sodium carbonate

To perform and observe the following reactions and classify them into:

1. Combination reaction
2. Decompositionreaction
3. Displacement reaction
4. Double displacement reaction
• Action of water on quick lime
• Action of heat on ferrous sulphate crystals
• Iron nails kept in copper sulphate solution
• Reaction between sodium sulphate and barium chloride solutions

To observe the action of Zn, Fe, Cu and Al metals on the following salt solutions:

• ZnSO4 (aq)
• FeSO4 (aq)
• CuSO4 (aq)
• Al2(SO4)3 (aq)
• Arrange Zn, Fe, Cu and Al (metals) in the decreasing order of reactivity based on the above result.

To study the dependence of potential difference (V) across a resistor on the current (I) passing through it and determine its resistance. Also plot a graph versus V and I.

To determine the equivalent resistance of two resistors when connected in series.

To determine the equivalent resistance of two resistors when connected in parallel.

To prepare a temporary mount of a leaf peel to show stomata.

To show experimentally that light is necessary for photosynthesis.

To show experimentally that carbon dioxide is given out during respiration.

#### Practise This Question

In XeF2, Xe is  ................. hybridised

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