Chemistry, asked by roshanlepcha64pe3wpu, 11 months ago

calculate the radii of first three bohr orbit of hydrogen

Answers

Answered by rs12467
36
hii

•••here is our answer•••

Atomic number ,z is equal to 1.

Hence the radius of nth orbit rn=0.529n2Arn=0.529n2A

For first three orbits , n values are 1,2and31,2and3

ratio of radii of first three orbit = r1:r2:r3=n21:n22:n23r1:r2:r3=n12:n22:n32

=> 12:22:3212:22:32

=> 1:4:91:4:9

Answer : 1:4:9

✌✌ hope you like my answer and it may help you ❤❤☺

roshanlepcha64pe3wpu: using the bohr velocity calculate the radii of an electron in each of the three orbit of hydrogen
roshanlepcha64pe3wpu: please try this for me
roshanlepcha64pe3wpu: please try this question for me
roshanlepcha64pe3wpu: please try this for me
roshanlepcha64pe3wpu: please try this question for me
roshanlepcha64pe3wpu: please try this for me
roshanlepcha64pe3wpu: please try this for me
roshanlepcha64pe3wpu: please try this question for me
roshanlepcha64pe3wpu: please try this for me
Answered by Anonymous
21

we know that radius of any orbit of hydrogen atom is given by = 52.9 pm × n²

where n is the respective orbit.

radius of 1st orbit is 52.9 pm × 1² = 52.9 pm

radius of 2nd orbit is 52.9 pm × 2² = 52.9 × 4 = 211.6 pm

radius of 3rd orbit is 52.9 pm × 3² = 52.9 × 9 = 476.1 pm

where pm stands for picometre = 10⁻¹² m


roshanlepcha64pe3wpu: oky i will see
Anonymous: i calculated the radii not the ratio. .
roshanlepcha64pe3wpu: bt my answer is in another way
Anonymous: units must be different in your answer. .type your answers in the comment section
roshanlepcha64pe3wpu: it is 9×10 to the power 9metersquare/columb
Anonymous: how can radius have units meter square/coulomb. . .radius units are either in metres or in centimetres. . .i think you are looking at another answer. .please check again.
roshanlepcha64pe3wpu: hydrogen is equal to 6.63×10to the power-34
Anonymous: it is the value of planks constant that is h = 6.63 * 10 power -34. . . .planks constant is represented by small letter h. .it does not stand for hydrogen.
roshanlepcha64pe3wpu: ok
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