Physics-One Liners

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1-Atom is the smallest particle that takes part in the chemical reaction.

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2-Atoms of the same elements are identical in all aspects.

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3-Mass is neither created nor destroyed during physical or chemical changes. This statement explains ‘The Law of Conservation of Mass’.

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4-Thomson’s model of atom is popularly known as Plum pudding model

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5- Thomson’s atom model can be compared to the watermelon

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6-In water, hydrogen, and oxygen are in the ratio by mass 1: 8

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7-The same proportion of carbon and oxygen in carbon-dioxide obtained from different sources proves the law of definite proportion

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8-Anode rays are made up of positively charged particles.

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9-The positively charged particles obtained from Hydrogen gas are called protons

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10-The relative charge of an electron is -1

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11-The relative charge of the proton is +1

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12-Proton can be defined as Hydrogen ion

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13-Protons are discovered by Goldstein

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14-The another name of anode rays is canal rays

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15-The fluorescent material used in the cathode ray tube is Zinc sulfide

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16-The negatively charged particles are electrons

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17-John Dalton proposed atomic theory in 1803

 

 

 

 

 

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18-Air is a poor Conductor of electricity

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19- Dalton is known as a ‘Meticulous Meteorologist’.

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20-The discharge tube experiment was first done by William Crooke.

 

 

 

 

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