Which of the following causes excessively high levels of toxic chemicals in fish-eating birds? 

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#Question id: 20035

#XL - P Chemistry

For the electronic transition from n = 2 to n = 1 which one of the following will produce shortest wave length?

TLS Online TPP Program

#Question id: 20036

#XL - P Chemistry

The energy required to dislodge electron from excited isolated H atom (IE1 = 13.6eV) is

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#Question id: 20037

#XL - P Chemistry

Velocity of electron in the first orbit of H-atom is compared to that of velocity of light is approximately

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#Question id: 20038

#XL - P Chemistry

How many electrons in Cu atom have (n + ) = 4

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#Question id: 20039

#XL - P Chemistry

In any subshell the maximum number of electrons having same value of spin quantum number is

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#Question id: 20040

#XL - P Chemistry

For a certain particle, it is found that uncertainty 1840 in velocity is reciprocal of uncertainty in position This implies that