Question

Multi Correct Choice Type:
6. Which of the following pairs consists of molecules having the same mass number?
1) H.O&D,
2) D.O& HTO
3) CO&C,H 4) NH & CH.
7.
The iso electronic pairs having 22 electrons is​

Answer 1

Answer:

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Answer 2

Explanation:

question number 6

answer=D2Oand HTO

question number 7

NO2 and CO2 having 22 electrons