Question

4. Make a pictionary of 50 new words related to chemistry and physics from the chapters of NCERT also paste pictures related to the topic in your notebook.​

Answer 1

Pictionary of 50 new words related to chemistry and physics from the chapters of NCERT

1.Acid

any substance that dissociates in water to yield a sour corrosive solution containing hydrogen ions, with pH7

2.Alcohol

a colourless flammable liquid

3.Alkali

a soluble base or an answer of a base

4.Alkali metal

monovalent metals lithium, sodium, potassium, rubidium,cesiumm, and francium, belonging to group 1A of the table.

5.Alkaline earth metal

divalent electropositive metals beryllium, magnesium, calcium, strontium, barium, and radium, belonging to group 2A of the table

6.Alkane

any saturated aliphatic hydrocarbon with the overall formula CnH2n+2

7.Allotrope

two or more physical forms can exist

8.Alloy

Metallic material, like steel, brass, or bronze

9.Amino acid

It is bunch of organic compounds containing one or more amino groups, -NH2, and one or more carboxyl groups, -COOH.

10.Analysis

Constituents present (qualitative analysis) or the quantity of every constituent (quantitative analysis) is determined .

11.Anion

a charged ion; which is drawn to the anode during electrolysis

12.Anode

It is the positive electrode in a cell

13.Atom

the smallest quantity of a component

14.Atomic mass

the mass of an isotope  in mass units

15.Atomic number

the number of protons within the nucleus of an atom of part

16.Base

It is the main ingredient of a with negative charge

17.Boiling point

It is the temperature at which a liquid boils at a given pressure, u

18.Bond

The components which binds fastens, or hold together, like a series or rope

19.Brownian motion

It is the random movement of microscopic particles in the fluid.

20.Carbohydrate

They are sucrose, and polysaccharides, like cellulose, glycogen, and starch, which contain carbon, hydrogen, and oxygen,

21.Catalyst

a substance that  enhances the speed of a chemical process without itself involved in the reaction.

22.Cathode

the negative electrode in an electrolytic cell; the electrode by which electrons enter a tool from an external circuit

23.Cation

Charged ion which  in the cathode during electrolysis

24.Chain

Atoms or groups which are bonded together to form the  configuration of the molecule, ion, or radical to resemble in a sequence

25.Chemical equation

Representation of a chemical change which are shown by symbols

26.Chromatography

It is the technique of separation and then analyzing the components

27.Combustion

It is a natural action in which compounds are burnt in the presence of oxygen.

28.Compound

It is the substance that contains atoms of two or more chemical elements which are held together by chemical bonds.

29.Concentration:

Amount of solute dissolved in the solute

30.Condensation

Here two organic molecules will combine to create a bigger molecule

31.Corrosion

In this process, a metal when comes in contact with atmospheric oxygen forms its oxide and then the destruction of the metal starts

32.Covalent bond

It is a type of attractive force which involves the sharing of electrons

33. Crystal

substances, like quartz,

34. Crystallization

Here crystals are formed by melting.

35.Diffusion

It is the thermal motion of atoms, molecules, in the gases, liquids.

36.Dilute

concentration when reduced by admixture by adding the distilled water.

37.Distillation

Evaporation or boiling a liquid and then condensing its vapor.

38.Electrode

It ismaterial which holds controls the movement of electrons or holes

39.Electrolysis

Conduction of electricity  to induce chemical changes.

40.Electron

Fundamental particles present orbitingaroundd the nucleus

41.Electrovalency

the valency of a substance in forming ions, adequate to the quantity of electrons gained or lost

42. Element

118 known substances which are present in the periodic table.

43. emulsion

It is a light-sensitive coating on a base of paper or film, which consists of fine grains in gelatine.

44. Ester

Compounds are produced by the reaction between acids and alcohols with the elimination of water molecules.

45. Ether

It is a colourless volatile highly flammable liquid with a characteristic sweetish odour.

46. Evaporation

When a liquid changes to a vapor, it causes rise in temperature

47. fat

any of a category of present soft greasy solids that are esters of glycerol and certain fatty acids. they're present in some plants and within the animal tissue of animals, forming a reserve energy source, and are employed in making soap and paint and within the food industry

48. fatty acid

aliphatic carboxylic acids, such as hexadecanoic acid, saturated fatty acid, and monounsaturated fatty acid, form a part of a lipid molecule

49.fermentation

a chemical action that takes place due to fermentation which causes an organic molecule to separate into simpler substances.

50.fission

splitting or breaking into parts

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Answer 2

A Pictionary of 50 words related to chemistry and physics from NCERT chapters is given below:

1. Acid: The substances that easily dissociate in water ($H_{2} O$) to produce something like a sour corrosive solution consisting $H^{+}$ ions.
2. Alcohol: Alcohol is nothing but a colorless and flammable liquid.
3. Alkali: A soluble base is known as alkali.
4. Alkali metal: Metals that belong to the group $1A$ of the table, like $Li, \ Na, \ K$ , and $Cs$.
5. Alkaline earth metal: Metals that belong to the group $2A$ o the table like barium and radium are alkaline earth metals.
6. Alkane: Alkanes are saturated hydrocarbons having an aliphatic structure( $C_{n} H_{2n+2}$).
7. Allotrope: It is the existence of a chemical element in two or more forms.
8. Alloy: The mixture of two or more chemical elements one of which is metal.
9. Amino Acid: A bunch of organic compounds that consist of at least one or more than one amino groups and carboxylic groups.
10. Analysis: It provides the researchers with the chemical as well as physical information about a sample necessary for continuing the experiment.
11. Anion: An anion is a charged ion that is attracted towards the anode during the process of electrolysis.
12. Anode: Anode is the electrode that carries the positive charge in a cell.
13. Atom: Atom is the smallest quantity of any component to have ever existed.
14. Atomic mass: When we express an isotope in the units of mass, it is known as the atomic mass of that isotope.
15. Atomic number: Atomic number is the total number of protons present in the nucleus of the atom.
16. Base: Anything that reacts with acids to form a product of salts is called a base.
17. Boiling point: The temperature at which a liquid starts to boil is called the boiling point of that liquid. It is different for different liquids.
18. Bond: A link between atoms in molecules or ions and molecules.
19. Brownian motion: The movement of microscopic particles in a fluid.
20. Carbohydrates: Carbohydrates include sucrose, cellulose, glycogen as well as starch. They are classified as monosaccharides and polysaccharides.
21. Catalyst: It is used to enhance the pace of the chemical reaction. It doesn't involve itself physically in the reaction.
22. Cathode: A cathode is an electrode with a negative charge in the electrolytic cell setup.
23. Cation: It is a charged ion that is attracted to the cathode during the process of electrolysis.
24. Chain: A sequence of connected atoms or molecules together form a chain.
25. Chemical equation: Chemical equation is a representation of a chemical reaction portraying reactants on the left side and products on the right in the form of symbols.
26. Chromatography: It is a technique used to separate the components or solutes in a mixture.
27. Combustion: The burning of compounds in the presence of oxygen.
28. Compound: The presence of more than two elements held together via the link of chemical bonds together form what we call a compound.
29. Concentration: The amount of a substance in a given solution.
30. Condensation: When two molecules combine to form a molecule bigger than the initial one.
31. Corrosion: When a metal is in contact with the external environment such as oxygen, it leads to the formation of an oxide which results in depletion of the metal.
32. Covalent bond: The force involving sharing of electrons between two or more atoms.
33. Crystal: A substance that consists of atoms that are packed in a three-dimensional pattern.
34. Crystallization: Formation of crystals.
35. Diffusion: Movement of molecules through a semipermeable membrane from a substance of higher concentration to lower concentration.
36. Dilute: When the concentration of solute is very less in comparison to the solvent, the solution is known as dilute.
37. Distillation: The technique of the conversion of a liquid into vapor and then condensing it back to its liquid form.
38. Electrode: A substance that is used to finish a circuit by acting as an electrical connection.
39. Electrolysis: When an electric current is passed through a substance to effect a chemical change.
40. Electron: The particles that revolve around the nucleus is known as an electron.
41. Electrovalency: The valency of any substance in the formation of ions.
42. Element: The substances present in the periodic table are.
43. Emulsion: When one liquid is dispersed with another, it is known as an emulsion.
44. Ester: When an oxoacid reacts with a hydroxyl compound, it forms an ester.
45. Ether: An organic compound with an ether group and an oxygen atom bonded to two alkyl or aryl groups.
46. Evaporation: The change of liquid state to vapor state is called evaporation.
47. Fat: The lipid that consists of triesters of glycerol as well as fatty acids.
48. Fatty acid: The building blocks of fat in food and in our body are called fatty acids.
49. Fermentation: Breaking down of molecules anaerobically is called fermentation.
50. Fission: The splitting of a molecule or substance into two parts is known as fission.

This was a Pictionary of 50 new words related to chemistry and physics from the chapters of NCERT.

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