Science Class 10 Term-I Syllabus

The syllabus consists of three units: (i) Chemical Substances (ii) World of Living (iii) Natural Phenomenon.

Exam Structure

Units Marks
I Chemical Substances - Nature and Behaviour 16
II World of Living 10
III Natural Phenomenon 14
  Total 40

Unit I: Chemical Substances - Nature and Behaviour

Chapter 1: Chemical reactions and equations

Chemical reactions: Chemical equation, Balanced chemical equation, implications of a balanced chemical equation, types of chemical reactions: combination, decomposition, displacement, double displacement, precipitation, neutralization, oxidation and reduction.

Chapter 2: Acids, Bases and Salts

Acids, bases and salts: Their definitions in terms of furnishing of H+ and OH- ions, General properties, examples and uses, concept of pH scale (Definition relating to logarithm not required), importance of pH in everyday life; preparation and uses of sodium hydroxide, Bleaching powder, Baking soda, Washing soda and Plaster of Paris.

Chapter 3: Metals and non metals

Metals and non metals: Properties of metals and non-metals, reactivity series, formation and properties of ionic compounds.

Unit II: World of Living

Chapter 6: Life processes

Life processes: "Living Being". Basic concept of nutrition, respiration, transport and excretion in plants and animals.

Unit III: Natural Phenomenon

Chapter 10: Light - Reflection and Refraction

Reflection of light at curved surfaces, Images formed by spherical mirrors, centre of curvature, principal axis, principal focus, focal length, mirror formula (Derivation not required), magnification.

Refraction; laws of refraction, refractive index.

Refraction of light by spherical lens, Image formed by spherical lenses, Lens formula (Derivation not required), Magnification. Power of a lens.

Chapter 11: Human eye and colourful world

Refraction of light through a prism, dispersion of light, scattering of light, applications in daily life.

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