Which of the following symbolic representations is correct for an atom X with 22 electrons and 43 neutrons?

Similar Questions

Calculate the escape velocity of a satellite launched from the earth’s surface (Take g as 10ms-2 a...

What factors determine the frequency of a note emitted by a vibrating string? ...

A 40W instrument has a resistance 90 Ohms. On what voltage should it be operated normally ...

A source of sound produces waves in air of wavelength 1.65m. If the speed of sound in air ...

A wave has a frequency of 2Hz and a wavelength of 30cm. The velocity of the wave is ...

A bullet fired vertically upwards reaches a height of 500m. Neglecting air resistance, calculate the...

At what distance from a simple microscope must an object be placed so that the image 5 times the siz...

The components of vectors Q and R are (-3.0, 5.5) and (9.2, 4.4) respectively. Determine the compone...

The mass on a loaded spiral spring oscillates vertically between two extreme positions P and R equid...

The diagram above represents the field pattern obtained by bringing the poles of two magnets togethe...