4. Hydrogen is not
(a) a colourless gas with pungent smell.
c) a tasteless gas.
(b) lighter than air.
(d) neutral to litmus paper.
Answers
Answered by
5
Answer:
d is the answer hope this is helpful for you
Answered by
3
Answer:
D) is the correct option ❤️❤️❤️❤️
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