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  4. How many of the following will give H2 gas when react with sodium metal (a) <img class=img-fluid question-image alt=Question src=https://cdn.tardigrade.in/q/nta/c-epkjs8vdy9rkav4a.jpg /> (b) <img class=img-fluid question-image alt=Question src=https://cdn.tardigrade.in/q/nta/c-epkjs8vdy9rknjrp.jpg /> (c) <img class=img-fluid question-image alt=Question src=https://cdn.tardigrade.in/q/nta/c-epkjs8vdy9rk7ftj.jpg /> (d) <img class=img-fluid question-image alt=Question src=https://cdn.tardigrade.in/q/nta/c-epkjs8vdy9rke2y3.jpg /> (e) <img class=img-fluid question-image alt=Question src=https://cdn.tardigrade.in/q/nta/c-epkjs8vdy9rkhkmb.jpg />

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Q. How many of the following will give $H_{2}$ gas when react with sodium metal
(a) Question
(b) Question
(c) Question
(d) Question
(e) Question

NTA AbhyasNTA Abhyas 2022

Solution:

Compounds having acidic hydrogen can liberate hydrogen gas(the hydrogen which are attached to oxygen in this case) with sodium metal.
$a,c,d,e$ gives hydrogen gas with sodium metal