Which Pair Does Not Show Hydrogen Isotopes?

Why Kaysons ?

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Question

Which pair does not show hydrogen isotopes?

Solution

Correct option is

Ortho and para hydrogen

Ortho and para hydrogens are two forms of hydrogen  which differ only in the direction of spin of proton.

SIMILAR QUESTIONS

Q1

Which cannot be used to generate H2?

Q2

Which is a pair of paramagnetic species?

Q3

Which of the following alkali metal halides has the lowest lattice energy?

Q4

The hydration energy of Mg2+ is greater than that of

Q5

Among KO2 BaO2 and , unpaired electron is present in 

Q6

For two ionic solids CaO and KI, identify the wrong statement among the following?

Q7

The stability of the following alkali metal chlorides follows the order:

Q8

The product, which is not formed when sodium thiosulphate is added to a natural solution of potassium permanganate, is

Q9

The pair of compound which can exist together in aqueous solution is

Q10

 

An unknown inorganic compound (X) loses its water of crystallization on heating and its aqueous solution gives the following reactions:

(a)  It gives a white turbidity with dilute HCl solution

(b) It decolourises a solution of iodine in potassium iodide

(c)  It gives a white precipitate with silver nitrate solution which turns black on standing.

Identify the compound (X)