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Properties of alpha particles
They are deflected by electric and magnetic fields. The deflection is less compared to that of b particles, because a particles are heavy. They affect a photographic plate and cause fluorescence on striking a fluorescent material. They ionise the gas through which they pass. The mass..
What was expected?
Keeping the prevailing model in mind (Thomson's 'raisin pudding') the cloud of positive electricity should offer little resistance to the passage of an alpha particle even though the latter is charged. The reasoning is that alpha particles are moving at high speed and..
Specific Rotation
Specific rotation refers to the rotatory power of a given solution. It is defined as the angle of rotation ( a -alpha) produced by one decimetre length of solution that has one gram of the substance per cubic centimetre. The measurement of rotation is carried out at temper..
Characteristics of Beta Rays (i.e., b - Particles)
Beta rays are made up of streams of negatively charged particles similar to electrons. Thus, - particle has a unit negative charge and a negligible mass. They are electrons. Hence, - particle is represented as -1 e 0 . They affect photographic plate. They get deflected to the maximum e..
Beta rays are made up of streams of negatively charged particles similar to electrons. Thus, - particle has a unit negative charge and a negligible mass. They are electrons. Hence, - particle is represented as -1 e 0 . They affect photographic plate. They get deflected to the maximum e..Specific Rotation
Specific Rotation - Specific rotation refers to the rotatory power of a given solution. It is defined as the angle of rotation ( a -alpha) produced by one decimetre length of solution that has one gram of the substance per cubic centimetre. The measurement of rotation is carried..
Specific Rotation - Specific rotation refers to the rotatory power of a given solution. It is defined as the angle of rotation ( a -alpha) produced by one decimetre length of solution that has one gram of the substance per cubic centimetre. The measurement of rotation is carried..Pollution due to radioactivity
Radioactive elements are those, which emit invisible radiations of their own accord. This is called radioactivity. Some typical examples of radioactive elements are uranium, thorium, plutonium, polonium etc. Radiations emitted by radioactive elements consists of Alpha particles ( a -par..
Discovery of Radioactivity and Nature of Radiations
>Three types of radiation from recognized radioactive elements are a -particles, b -particles and g -radiation. It was realized that radioactivity of an element is independent of its physical state, its chemical environment or temperature, suggesting that it is a property of the nucleus i.e., a nuc..
Properties of Beta particles
They get deflected by electric and magnetic fields. The deflection is large since a beta particle is lighter than an a -particle. They affect photographic plates. They ionise the gas through which they pass. The mass is 9.1 x 10 - 3 1 kg and its charge is 1.6x10 - 1 9 C. Thus its ..
They get deflected by electric and magnetic fields. The deflection is large since a beta particle is lighter than an a -particle. They affect photographic plates. They ionise the gas through which they pass. The mass is 9.1 x 10 - 3 1 kg and its charge is 1.6x10 - 1 9 C. Thus its ..Law of Mass Action and Equilibrium Constant
The law of mass action correlates the rate of a chemical reaction and the concentration of the reactants. C.M. Guldberg and P. Waage (1864-67) suggested this relationship. This law states that, at a constant temperature and pressure, the rate of a chemical reaction is directly proportional to the..
The law of mass action correlates the rate of a chemical reaction and the concentration of the reactants. C.M. Guldberg and P. Waage (1864-67) suggested this relationship. This law states that, at a constant temperature and pressure, the rate of a chemical reaction is directly proportional to the..Summary
Julius Caesar is the story of a man's personal dilemma over moral action, set against a backdrop of political drama. Julius Caesar, an able general and a conqueror, returns to Rome amidst immense popularity after defeating the sons of Pompey. The people celebrate his victorious return and he is of..
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