If the wavelength of the first member of Balmer series in hydrogen spectrum is 6563 Å, calculate the wavelength of the first member of Lymen series in the same spectrum.
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The wave number of the first line in the Balmer series of hydrogen is `15200 cm^(-1)`. What would be the wavenumber of the first line in the Lyman ser
Correct Answer - D Given `15200=R(1)^(2)[1/((2)^(2))-1/((3)^(2))] ...(1)` Then `bar(v)=R(4)^(2)[1/((1)^(2))-1/((2)^(2))] ...(2)` from (1) and (2) equation `bar(v)=1.313xx10^(6) cm^(-1)`
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i. A Minor can be a member of a company. ii. Partnership Firm can be a member of the company.
i. A Guardian/Mai or person can be a member of a company. ii. The Partnership firm cannot be a member of a company.
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The nominee of the member of OPC becomes its member on the death of the member.
In an acquisition of membership, there are different ways to become a member of the company. In the case of One Person Company, the name of the nominee is given beforehand...
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Hydrogen atoms in very high quantum state have been observed in radio astronomy. The wavelength of radiation emitted when hydrogen atom makes transiti
Correct Answer - `5.8 cm`
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Absorption spectrum is obtained for a sample of gas having atomic hydrogen in ground state. Which lines of the spectrum will be in the range `94 nm` t
Correct Answer - `94.7 nm, 96.9 nm, 102.2 nm, 121 nm`
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An X-ray tube has nickel as target. The wavelength difference between the ka X-ray and the cut-off wavelength of continuous X-ray spectrum is 84 pm. F
Correct Answer - `14.8 kV`
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The spectral line in the spectrum of light from a star is found to be shifted by 0.032% from its normal position towards the red end of the spectrum .
Correct Answer - `96 km s^(-1)`
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In the actinium, series, the first member `._(92)U^(235)` emits in succession `7 alpha` particles and `4 beta` particles and gets converted into a sta
Correct Answer - 88, 207
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Whenever a photon is emitted by hydrogen in balmer series it is followed by another in lyman series what wavelength does this latter photon correspond
Correct Answer - `[1224 Å]`
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What is meant by broad spectrum antibiotic and narrow spectrum antibiotics?
Antibiotics which are effective against wide range of bacteria are known as broad spectrum antibiotics, while antibiotics which are effective against one group of bacteria are known as narrow spectrum...
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