Identify the wrong statement regarding the properties of cathode rays ?
Cathode rays are deflected towards the negatively charged plate.
Cathode rays are deflected perpendicular to the applied magnetic field when it passed through a magnetic field.
Cathode rays are made up of small particles.
Cathode rays travel in straight line.
During discharge tube experiment ,_______________ rays are emitted from the cathode.
Anode rays
Cosmic rays
Cathode rays
None of these
According to ____________ matter is made up of small, indivisible particles called atoms.
Newton
Lavoisier
Dalton
Proust
The presence of positively charged particles in the atom has been predicted by :
Neils Bohr
J.J. Thomson
Goldstein
Millikan
The properties of ____________ rays depends upon the nature of the gas taken in the discharge tube.
Cathode
Anode
U.V.
Proton is deflected towards the ___________ charged plate.
Positively
Negatively
Illuminated
The mass of an electron
1/1940
1/2940
1/1840
Barium chloride reacts with sodium sulphate solution to form :
Sodium thiosulphate
Barium sulphate
Sulphur dioxide
Hydrogen sulphide
Cathode rays are produced when high voltage is applied across a gas under :
High pressure
Low pressure
Very low pressure (0.1 mm of mercury)
Ordinary pressure
Which law states that "A pure chemical compound prepared by any method consists of the same elements combined together in a fixed proportion by mass" ?
Law of conservation of mass
Law of reciprocal proportions
Law of multiple proportions
Law of definite proportions